Immediately following after world war 2 the korean peninsula
was aborsted into china
became caught in a war with russia
was divided at the 38th parallel
came under japanese control

explanation:

aids

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.