Strike, secundary - 1992Strike, primary - 1974Lockout, workers demanded a wage raise - 1906Strike, - 2003Strike, wage raise - 1901Strike, wage raise - 2001Strike, - 1914Strike, wage raise - 1914Strike, wage raise - 1917Strike, - 1919Strike, wage raise - 1919Strike, wage raise - 1933Strike, collective agreement demanded by the employees - 1931