This day in History - March 20

415 Historic Events for March 20
1932 Event Kara-Kalpak Autonomous Region in RSFSR becomes Kara-Kalpak ASSR
1932 Birth Tod Dockstader, composer
1933 Event Dachau, 1st concentration camp, completed
1933 Birth Jacquez Guyonnet, composer
1933 Birth David James Moore, educationalist
1933 Death Giuseppe [Joe] Zangara, electrocuted for assassination attempt on FDR
1934 Death A Emma W T von Waldeck-Pyrmont, Dutch queen (and regent), dies at 76
1934 Event Rudolf Kuhnold demonstrates radar in Kiel Germany
1934 Birth Marion Conti, arch bishop (Aberdeen England)
1934 Birth Eric Hebborn, artist/faker
1934 Event Test of practical radar apparatus made by Rudolf Kuhnold in Germany
1934 Event Female Babe Didrickson pitches hitless inning for Phila A's in exhibition game against Brooklyn Dodgers
1935 Event "Your Hit Parade" made its debut on radio
1936 Death Durant Clifford Parkin, cricketer (Tests for S Afr 1891-92), dies
1937 Birth Jerry Reed, Atlanta GA, singer/actor (Bat 21, Smokey and the Bandit)
1937 Birth Helmut Recknagel, Germany, 90m ski jump (Olympic-gold-1960)
1937 Event Franco-offensive at Guadalajara Spain
1937 Birth Elizabeth Gille, writer translator/editor
1937 Birth Mark Saville, QC, British high court judge
1937 Birth Joe Rivers, rocker (Johnnie and Joe)
1938 Birth Frans J van der Heijden, Dutch journal/Dutch MP (CDA)
1939 Birth Earl of Seafield, [Ginger], English large landowner
1939 Birth Brian Mulroney, (P-C) 18th PM of Canada (1984-93)
1939 Event 7,000 Jews flee German occupied Memel Lithuania
1940 Event Paul Reynoud becomes French premier