Which of the following describes an effect of the spanish-american war? cuba became a us territory. puerto rico became a us territory. the philippines was returned to spanish control. the united states traded the philippines for the island of guam.

PUERTO RICO BECAME A US TERRITORY. This was an effect of the Spanish-American War.

United States of America acquired Puerto Rico from Spain in 1898, after the Spanish - American War.

The first battle of the Spanish-American War was fought in the Philippines.

After the Spanish - American War, countries all over the world viewed the United States of America as a major power with worldwide military strength.

A- slaverythe civil war was fought to prevent the expansion of slavery, not the abolotion of it