Answer:
It was necessary to save as many lives as possible by ending the fighting quickly.
Explanation:
This is the correct answer because President Harry S. Truman literally says, "I stopped the war that would have killed half a million youngsters on both sides." This means that he didn't want people to die, so he ended the war before it got to that point.
Answer:
first one
Explanation:
they are explining what they did and the change of his actions
Answer: the third one
Explanation: it would make sense as that is the most common way to introduce something and get someone's interest