Strike, diminished working hours - 1987Strike, wage raise - 1956Strike, wage raise - 2002blockade, wage raise - 2002Strike, against the results of a reorganization - 2003Strike, collective agreement demanded by the employees - 2018Strike, wage raise - 1908Strike, wage raise - 1916Strike, collective agreement demanded by the employees - 1919Strike, - 1919Strike, - 1920Strike, - 1921Strike, against a wage cut - 1924Strike, wage raise - 1938