Why did the US drop the second atomic bomb?

Related questions

1. Do hurricanes cool the ocean?
2. Are there missiles in space?
3. How long after Pearl Harbor did we drop the atomic bomb?
4. How long after Pearl Harbor was Hiroshima bombed?
5. What is the most powerful nuclear weapon the US has?
6. What is the death radius of a nuclear bomb?
7. Did Japan surrender before the bomb?
8. Which is more dangerous hydrogen bomb or nuclear?
9. Did Nagasaki and Hiroshima military target?
10. What is the most powerful bomb?

Tags

1. #surrender
2. #united
3. #unconditional
4. #states
5. #hiroshima
6. #conference
7. #resulting
8. #dropped
9. #second
10. #demand
11. #devastation
12. #accept
13. #council
14. #nagasaki
15. #sufficient
16. #convince
17. #japanese
18. #wrought
19. #potsdam
20. #finally
21. #japan