The Spanish Communist Workers' Party is founded (1921)
Pact of neutrality between the USSR and Japan is signed (1941)
The discovery of a mass grave of Polish prisoners of war executed by Soviet forces in the Katyń Forest Massacre is announced, alienating the Western Allies and the Polish government in exile in London, from the Soviet Union (1943)
Diplomatic relations between New Zealand and the Soviet Union are established (1944)
President Barack Obama signs a presidential memorandum eliminating limits on Cuban-Americans' family visits and remittances sent to Cuba (2009)
b: Butch Cassidy (1866), György Lukacs (1885) Harold Stassen (1907); d: Culbert Olson (1962)
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