Question

when was world war 2 started ? what was the reason ? ​

Answer 1

World War II began in Europe on September 1, 1939, when Germany invaded Poland. Great Britain and France responded by declaring war on Germany on September 3. The war between the U.S.S.R. and Germany began on June 22, 1941, with the German invasion of the Soviet Union.

Explanation:

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Answer 2

Answer:

World War II began in Europe on September 1, 1939, when Germany invaded Poland. Great Britain and France responded by declaring war on Germany on September 3. The war between the U.S.S.R.