Who did the united states defeat in a late-nineteenth century war that was fought in the area shaded in green here?

D. Spain

Explanation:  While the area shade is indeed Cuba, the island was a territory of Spain. After their victory, the U.S. gained rights to Cuba, Guam, Puerto Rico, and the Philippines (both in the Pacific Ocean).  

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the common people were given the right to vote. jacksonian popular government was a nineteenth century political reasoning in the united states that upheld more noteworthy vote based system for the basic man as that term was then characterized. starting with president andrew jackson and his supporters, it turned into the country's overwhelming political perspective for an age.

the images of war are haunting