Which of the following gave the United States the most new territory? the Spanish–American War
the annexation of Hawaii
the Louisiana Purchase
the Gadsden Purchase

The Louisiana Purchase.

Explanation:

just finished the assignment & it was right.

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.

they were all fought in the middle east during ww1