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

no options provided, here,but the answer to this question is often: a historian cites a japanese newspaper article published a year after the end of world war ii in order to draw conclusions about the effect of the war on the japanese economy.

clearly from the answer, the historian alludes to historical sources,and records to aid in analyzing and drawing conclusion on the effect of the war on the economy of japan.