Question

What concern contributed to President Truman's decision to use atomic weapons against Japan at the end of World War II? the inability of the Allies to achieve a final victory in the war the possibility that the Soviet Union would take over all of Germany the economic costs of continuing to fight the war in the same way the number of casualties likely from an invasion of mainland Japan

Answer 1

"the number of casualties likely from an invasion of mainland Japan" is the best option from the list. Truman knew that without the bomb the Japanese were likely to fight until the last man.