80 Years Ago—September 21, 1939: German SS Gen. Reinhard Heydrich produces plan to remove Polish Jews, intelligentsia, clergy, and nobility to ghettoes.
Romanian Prime Minister Armand Călinescu is assassinated by the Fascist Iron Guard for supporting Poland.
75 Years Ago—Sept. 21, 1944: In Operation Market Garden, Germans retake bridge in Arnhem from British paratroopers.
US Navy Task Force 38 carrier aircraft strike Manila Harbor in the Philippines, sinking 28 Japanese ships.