U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier (1912)
Social Security Act passes, creating a U.S. government pension system for the retired (1935)
Lech Wałęsa leads strikes at the Gdańsk, Poland shipyards (1980)
President Barack Obama lectures a select group of unionists in Belgrade, Montana on his federal takeover of health insurance, known as Obamacare (2009)
d: Frank Podmore (1910), Bertolt Brecht (1956), Lane Kirkland (1999)
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