Pearl Harbor results

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…Soon after the U.S. created a bomb 100 times more destructive called the Hydrogen Bomb, or H-Bomb. The bombing of Pearl Harbor was a very strategic attack upon the United States by Japan. The events following the bombing had helped gain power for the Allies. The two significant changes that occurred as a direct result of the attack on Pearl Harbor were the U.S. entering the war and the dropping of the Atomic Bomb.