1945: Germans tried to stave off the Allied advance in the Netherlands by flooding Beemster and Fencer. The U.S. Seventh Army secured Nuremburg. On the occasion of Adolf Hitler's 59th birthday, Soviet artillery gave him and Berlin an appropriately sized salute. U.S. forces secured the Motobu Peninsula on Okinawa.
Also, today in history:
1792: Revolutionary France declared war on Austria, Prussia and Sardinia.
1809: Emperor Napoleon defeated the Austrians at Abensberg, Bavaria.
1941: Luftwaffe dispatched 100 aircraft to bomb Athens.
1965: The People's Republic of China offered military aid to North Vietnam.