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the invasion of Poland
It marked the starting point of World War II and was one of several events in which Nazi Germany was attempting to regain land lost after World War I as part of the Treaty of Versailles. The invasion of Poland also marked a significant shift in the balance and power of Western armed forces. Hitler invaded Poland for several reasons, including his belief that he could defeat Poland quickly and it was an important step in achieving Lebensraum. -
Great Britain and France Declare War on Nazi Germany
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invasion of Belgium, Luxembourg, the Netherlands & France
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the Battle & Great Escape at Dunkirk
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Pearl Harbor