Why did the United States drop atomic bombs on Hiroshima and Nagasaki?

This incident directly led to Japan's surrender. If you don't do this, Japan will never realize its actions and continue the war. This is because the United States taught Japan to do so, because Japan actually ignored the United States and attacked Pearl Harbor, so the United States also retaliated. Second, it can make the last Nazi fall and end this cruel war. Why did it respond with an atomic bomb? That is, the United States wants to retaliate against Japan and let Japan remember the United States. One is that the war should be over, and there are too many casualties all over the world. In order to end the war as soon as possible. Finally, when the Japanese army in China was still fighting, it forced the Japanese to withdraw and disarm China. In fact, it can be summarized as two points. Therefore, if we don't do this, the war will not end, at least in the short term. The Japanese army will definitely continue to fight with China and the Soviet Union, and there will be death, that's all. 1945 In late August, the United States dropped two atomic bombs, and on September 2, the Japanese army surrendered.