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  The Japanese bombed Pearl Harbor in the sense and purpose of attack.
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  The United States and Britain declare war on Japan after the attack on Peal Harbor. This involved the United States into the war ultimately.
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  Manila ans the United States naval base at Cavite was captured by the Japanese. This put a spin on the US and their planning.
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  The United States invaded Iwo Jima and this was a big part of WW2 due to the fact that the US gained more power.
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  Known as Victory Over Japan was declared by President Truman and was an official end of WW2 for the United States and allies.