Answer:
Judging from this personal reflection, former president Harry Truman was convinced that he did the right thing when he approved throwing two atomic bombs on two Japanese cities (Hiroshima and Nagasaki) in 1945. The US forces were preparing to invade the Japanese main islands, what would be very bloody and cost the lives of hundreds of Americans. Truman faced a dilemma : launch the invasion and suffer hundreds of thousands of casualties or use the atomic bomb to bring about a faster end to the war. He chose the second option. In the letter he shows no regret.
Step-by-step explanation: