Day of disruption in UK as thousands join mass walkout


              A police officer stands guard as civil servants protest in Westminster in London, Wednesday, Feb. 1, 2023. housands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Kirsty Wigglesworth)
            
              A worker holds a banner as he protests in Westminster in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kirsty Wigglesworth)
            
              Southeastern trains are parked in sidings at Ramsgate station as rail workers from the Rail, Maritime and Transport and Aslef unions take strike action in a dispute over pay, in Ramsgate, England, Wednesday Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (Gareth Fuller/PA via AP)
            
              A demonstration in support of strikers is seen in central Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Jon Super)
            
              Demonstrators wave banners as they stand in Westminster in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kirsty Wigglesworth)
            
              A demonstration in support of strikers is seen in central Manchester, England, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. (AP Photo/Jon Super)
            
              A demonstration in support of strikers is seen in central Manchester, England, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. (AP Photo/Jon Super)
            
              A passenger looks at the time schedule in the Waterloo Station, in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kin Cheung)
            
              A worker cleans the floor in the Waterloo Station, in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kin Cheung)
            
              Passengers walk in the Waterloo Station, in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kin Cheung)
            
              A demonstration in support of strikers is seen in central Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports on the biggest day of industrial action Britain has seen in more than a decade, as unions stepped up pressure on the government Wednesday to provide better pay amid a cost-of-living crisis.  (AP Photo/Jon Super)
            
              A gate is closed because of the industrial strike in the Waterloo Station, in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kin Cheung)
            
              A worker stands next to a train in the Waterloo Station, in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kin Cheung)
            
              Demonstrators wave banners as they stand in Westminster in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kirsty Wigglesworth)
            
              Thousands of demonstrators wave banners as they stand near Downing Street in Westminster in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kirsty Wigglesworth)
            
              A striking teacher shows a poster during a protest march in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.(AP Photo/Alastair Grant)
            
              A worker holds a banner as he protests in Westminster in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day. (AP Photo/Kirsty Wigglesworth)
            
              Michael Whelan, General Secretary of the British trade union ASLEF, joins rail workers during a strike outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Striking teachers are seen at a demonstration in Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Jon Super)
            
              Rail workers hold up a sign with pictures of a television puppet character Roland Rat, left, and British Prime Minister Rishi Sunak during a strike outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Demonstrators, including members of the National Education Union (NEU), Rail, Maritime and Transport union (RMT), Communication Workers Union (CWU) and University and College Union (UCU), gather outside Glass Mill Leisure Centre in Lewisham, south east London,  Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (Jordan Pettitt/PA via AP)
            
              Members of the National Education Union (NEU) take part in a march from Portland Place to Westminster where they will gather for a rally, in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (Jordan Pettitt/PA via AP)
            
              A demonstration in support of strikers is seen in central Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Jon Super)
            
              Striking teachers show banners during a protest march in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day.(AP Photo/Alastair Grant)
            
              A man with a young boy on his shoulders dressed as a police man show a poster during a protest march in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.(AP Photo/Alastair Grant)
            
              Mary Bousted, joint general secretary of the National Education Union, center, joins demonstrators in a march from Portland Place to Westminster, in London, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (Kirsty O'Connor/PA via AP)
            
              Civil servants hold banners as they protest in Westminster in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kirsty Wigglesworth)
            
              Teachers hold flags and placards on a picketline outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              A sign notifying travellers of strike action is seen at Victoria railway station in Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Jon Super)
            
              A demonstration in support of strikers is seen in central Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. closed some or all of their classrooms, train services were paralyzed and delays were expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Jon Super)
            
              A striking teacher shows a poster during a protest march in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.(AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picket line outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picketline outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picketline outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              Rail workers hold up a sign with pictures of a television puppet character Roland Rat, left, and British Prime Minister Rishi Sunak during a strike outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Michael Whelan, General Secretary of the British trade union ASLEF, joins rail workers during a strike outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Striking teachers are seen at a demonstration in Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Jon Super)
            
              Striking teachers walk towards the Department for Education, in Westminster, London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (Aaron Chown/PA via AP)
            
              People walk inside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Demonstrators, including members of the National Education Union (NEU), Rail, Maritime and Transport union (RMT), Communication Workers Union (CWU) and University and College Union (UCU), gather outside Glass Mill Leisure Centre in Lewisham, south east London,  Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (Jordan Pettitt/PA via AP)
            
              A woman walks outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Kin Cheung)
            
              Striking teachers show banners during a protest march in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day.(AP Photo/Alastair Grant)
            
              A striking teacher shows a poster during a protest march in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.(AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picket line outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picketline outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picketline outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              Rail workers hold up a sign with pictures of a television puppet character Roland Rat, left, and British Prime Minister Rishi Sunak during a strike outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Michael Whelan, General Secretary of the British trade union ASLEF, joins rail workers during a strike outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Striking teachers are seen at a demonstration in Manchester, England, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Jon Super)
            
              Striking teachers walk towards the Department for Education, in Westminster, London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (Aaron Chown/PA via AP)
            
              People walk inside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Kin Cheung)
            
              Demonstrators, including members of the National Education Union (NEU), Rail, Maritime and Transport union (RMT), Communication Workers Union (CWU) and University and College Union (UCU), gather outside Glass Mill Leisure Centre in Lewisham, south east London,  Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (Jordan Pettitt/PA via AP)
            
              A woman walks outside Euston station in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Kin Cheung)
            
              Striking teachers show banners during a protest march in London, Wednesday, Feb. 1, 2023. Up to half a million workers are expected to go on strike across the U.K. in what's shaping up to be the biggest day of industrial action Britain has seen in more than a decade. Thousands of schools will close some or all of their classrooms, train services will be paralyzed and delays are expected at airports as teachers, university staff, civil servants, border officials and train and bus drivers walk out of their jobs on the same day.(AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picket line outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis. (AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picket line outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picketline outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              Teachers hold flags and placards on a picketline outside Holland Park School as they go on strike over pay in London, Wednesday, Feb. 1, 2023. Thousands of schools in the U.K. are closing some or all of their classrooms, train services will be paralyzed and delays are expected at airports Wednesday in what’s shaping up to be the biggest day of industrial action Britain has seen in more than a decade, as unions step up pressure on the government to demand better pay amid a cost-of-living crisis.  (AP Photo/Alastair Grant)
            
              Ambulance workers hold placards on the picket line outside London Ambulance Service NHS Trust control room in Waterloo, London, Monday, Jan. 23, 2023. U.K. ambulance workers have gone on strike in an ongoing dispute with the government over pay. (Kirsty O'Connor/PA via AP)
            
              A view of a placard as ambulance workers stand on the picket line outside Leeds Ambulance Station in Leeds, England, Monday, Jan. 23, 2023. U.K. ambulance workers have gone on strike in an ongoing dispute with the government over pay. (Jon Super/PA via AP)
Day of disruption in UK as thousands join mass walkout