5. (3.02) A main goal of the United States during the Spanish-American War was to ... annex Florida.
O gain spheres of influence in South America.
O protect business investments in Spain.
free Cuba from Spanish rule.

On April 25, 1898 the United States declared war on Spain following the sinking of the Battleship Maine in Havana harbor on February 15, 1898. The war ended with the signing of the Treaty of Paris on December 10, 1898. As a result Spain lost its control over the remains of its overseas empire -- Cuba, Puerto Rico, the Philippines Islands, Guam, and other islands.

Explanation:

the federalist party which advocated strong centralization dominated the united states government till 1800. so 1800 election transformed the power from one party to another party for the first time and was thus a turning point in american history. so jefferson called it "revolution of 1800".

explanation:

b. sec, foreign relations