Question

The incident which led to America entered the Second World War was

A) The cold war with Russia

B) Germany attacked on Poland

C) Japan attacked on Pearl Harbor of America

D) The economic depression in 1930

4. As a result of improvement of the relationship be
​

Answer 1

Although the war began with Nazi Germany's attack on Poland in September 1939, the United States did not enter the war until after the Japanese bombed the American fleet in Pearl Harbor, Hawaii, on December 7, 1941.

Answer 2

Explanation:

December 7, 1941 was a "date which will live in infamy," according to Franklin Delano Roosevelt. The surprise attack on Pearl Harbor by the Japanese led the United States to enter World War II.

Part of: World War II

Combatants: United States