The major reason for President Harry Truman’s
decision to use atomic bombs against Japan was
the
(1) potential loss of American lives from an
invasion of Japan
(2) need to defeat Japan before defeating
Germany
(3) plan to bring democratic government to
Japan after the war
(4) failure of the island-hopping campaign
against Japan



Answer :

The major reason for President Harry Truman’s decision to use atomic bombs against Japan was the "potential loss of American lives from an invasion of Japan"