After dropping two atomic bombs on Japan, the United States:

Question

1. accepted Japan’s surrender, albeit with the condition that the emperor could keep his throne

2. dropped a third one on Tokyo to force the Japanese to surrender

3. accepted Japan’s unconditional surrender

4. returned its attention to fighting the war in Europe

5. launched the amphibious invasion of Japan, the final operation of World War II

It is either 1 or 3

Answer 1

1 is correct.

http://www.ww2pacific.com/surrender.html