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Germany invades Poland, starting World War 2
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Battle of the Atlantic begins
day of the month unknown -
Auschwitz established
offical date unknown -
Battle of Britain begins
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Germany and Italy declare war on the United States; then the United States declares war on Germany and Italy
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Roosevelt issues Executive Order 9066, which allows the internment of Japanese Americans
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Italy surrenders
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Assassination attempt against Hitler fails
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the united states drops the first atomic bomb on japan
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the united states drops the second atomic bomb on japan