Events That Led to the United States Involvement In World War II

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Events That Led to the United States Involvement In World War II World War II was a war that proved to the world the awesome power of the United States. Many events led up to the U.S. involvement in the war, topped off by the Japanese attack of Pearl Harbor. Many great people contributed to leading the United State to victory in the war. They include General Douglas MacArthur, General Dwight Eisenhower, and President Franklin Delano Roosevelt. World War II also consisted of many major events including Operation Overlord and the U.S. bombings of Hiroshima and Nagasaki. Overall the United States played a major role in World War II and displayed their power through strong generals and their initiative and strong leadership in major …show more content…
On December 6, President Roosevelt made his final plea to the Japanese Emperor for peace.4 The Japanese did not respond. Later that day the U.S. received and decoded 13 out of 14 messages from Japan. These messages led the U.S. to believe that Japan was on the verge of attacking somewhere in Southeast Asia. On December 7, the U.S. received the final part of the Japanese message that all diplomatic relations were to be severed. Another message was intercepted about an hour later. Due to delays the message could not be forwarded to Pearl Harbor until noon, 4 hours after the attack started. The first attack by Japan consisted of 183 planes, and took off for Pearl Harbor at 6 am. At 7:02 Army operators detected these planes and alerted Pearl Harbor. Pearl Harbor mistook these planes for American B-17’s due from the U.S. West Coast. At 7:15 the second group of Japanese planes took off for Pearl Harbor. At this point Pearl Harbor did not see itself in any danger and did not see an attack coming.5

At 7:53 am the first group of Japanese planes arrive at Pearl Harbor alerting the battle cry "Tora!, Tora!, Tora!" meaning "Tiger! Tiger! Tiger!" Unaware this attack was coming, almost all ships and aircraft were destroyed. This Japanese attack lasted until 9:45 am. Along with the ships and aircraft, 2,335 servicemen and 68 civilians were killed, and 1,178 were wounded. President Franklin Roosevelt