September 3, 1943 (Friday) The Italian mainland was invaded by the Allies for the first time during World War II, as the British commanding General, Sir Bernard Montgomery, sent the first British and Canadian troops across the Messina Strait, from Sicily to the southern tip of Italy.
Hereof, what happened on September 17 1939?
The Soviet invasion of Poland was a Soviet military operation that started without a formal declaration of war on 17 September 1939. On that morning, 16 days after Germany invaded Poland from the west, the Soviet Union invaded Poland from the east. Some 230,000 Polish prisoners of war had been captured.
What happened on September 2nd 1939?
On Sept. 1, 1939, Nazi Germany invaded Poland, the act that started World War II. The day before, Nazi operatives had posed as Polish military officers to stage an attack on the radio station in the Silesian city of Gleiwitz. Germany used the event as the pretext for its invasion of Poland.