Which of these is a reason President
Truman authorized the dropping of
the atomic bomb?

After Japanese leaders flatly rejected the Potsdam Declaration, President Truman authorized use of the atomic bomb anytime after August 3, 1945. On the clear morning of August 6, the first atomic bomb, nicknamed Little Boy, was dropped on the city of Hiroshima.

to oppose fdr’s new deal

explanation:

the american liberty league. the american liberty league was a nonpartisan organization formed in 1934 in opposition to the new deal. the organization's stated goal was “to defend the constitution and defend the rights and liberties guaranteed by that constitution.”

b. sec, foreign relations