BraatChryslerDen HartoghNorth Sea FerriesverolmeStrike, other demands - 1946Strike, against the results of a reorganization - 1979Strike, wage demands excluding wage raise - 1963Strike, wage raise - 1968Strike, secundary - 1946Strike, wage demands excluding wage raise - 1966Strike, against massive lay off - 1995Strike, wage raise - 1989Strike, organization of work - 2001Strike, against a wage cut - 1977