May 16 -- Union Communications Services, Inc.
Minneapolis general strike backs Teamsters, who are striking most of the city’s trucking companies - 1934
U.S. Supreme Court issues Mackay decision, which permits the permanent replacement of striking workers. The decision had little impact until Ronald Reagan’s replacement of striking air traffic controllers (PATCO) in 1981, a move that signaled anti-union private sector employers that it was OK to do likewise - 1938
Black labor leader and peace activist A. Philip Randolph dies. He was president ofthe Brotherhood of Sleeping Car Porters and first Black on the AFL-CIO executive board, and a principal organizer of the 1963 March on Washington - 1979