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invasion of Poland
On September 1, 1939, Germany invaded Poland, marking the official start of the Second World War. Sixteen days later, Russia invaded Poland from the east. By the end of September, Poland had succumbed to the dual attacks. -
Battle of Britain
the successful defense of Great Britain against the air raids conducted by the German air force in 1940 after the fall of France during World War II -
Attack Of Pearl Harbor
to boost public morale