How did John Rolfe affect the colony? He signed a peace treaty with the Native American tribes.
He was responsible for the indentured servant system.
He introduced the cash crop of tobacco to the colony.

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.

a reason that was key to coolidge's victory in the 1924 presidental election was that; democratic party supporters were split in the north and south.