WWll By Kennedy_Harrison Jan 1, 1939 Germany invades poland May 10, 1940 Nazis invade Netherlands, Belgium, and Luxembourg Apr 17, 1941 Germans launch attacks in Balkans Feb 15, 1942 British surrender Singapore to Japanese Jan 14, 1943 Casablanca Conference—Churchill and FDR agree on unconditional surrender goal Jan 22, 1944 U.S. and British troops land at Anzio on west Italian coast and hold beachhead