<span>U.S. victory in the war produced a peace treaty that compelled the Spanish to relinquish claims on Cuba, and to cede sovereignty over Guam, Puerto Rico, and the Philippines to the United States.</span> It's the right answer please just trust me ..
Seminoles had a form of democratic government. After the Seminole wars, the democratic government did not work. Since the democratic government didn't work, they formed a clan which is a group of related family members. They picked one leader and his name was Osceola.
<span>The role of Mexico gave the Radical Republicans a veto-proof majority in Congress. Hope this helps :)</span>
Based on the given description above regarding Reagan's economic program which is also known as the "supply-side economics", this kind of program has depended on tax cuts and high interest rates. This is based on Reaganomics promoted by Ronald Reagan. This aims in lowering government expenditure and and taxes.