HCGNEMStrike, wage demands excluding wage raise - 1957Strike, state regulations regarding labour conditions - 1982Strike, wage raise - 1972Strike, diminished working hours - 1986Strike, wage demands excluding wage raise - 1993Lockout, - 1918Strike, wage raise - 1907Strike, wage raise - 1907Strike, wage raise - 1918Strike, wage raise - 1919Strike, - 1914Strike, wage raise - 1914Strike, wage raise - 1917Strike, - 1919Strike, wage raise - 1919Strike, against a wage cut - 1922Strike, wage raise - 1919Strike, wage raise - 1919Strike, wage raise - 1919Strike, wage raise - 1921Strike, wage raise - 1920Strike, wage raise - 1920Strike, wage demands excluding wage raise - 1928