13. Why did Truman decide to use the atomic bomb? A. He wanted to quickly end the war in the Pacific without invading Japan. B. He wanted to show off the United States' new super weapon. C. He wanted to keep the Germans from entering the war in the Pacific. D. He wanted to test the effects of an atomic bomb on a large city.
President Truman decided to use the bomb for many reasons. Having not knowledge about the existence of the bomb until his presidency, he saw it as a new weapon developed by the US and that should be used for that purpose. Secondly, Truman wanted to avoid an invasion of Japan because it would be extremely costly, difficult, and simply horrible. It also meant the loss of many more American lives since the Japanese attacks were so brutal.
C. He wanted to keep the Germans from entering the war in the Pacific.