How did spoils system encourage government corruption and, eventually, government reform?

During the cold war, the united states was involved in certain regional conflicts due to fears later called the domino theory, which stated which concept?

Hitler hoped the threat of would deter the u.s. from entering the war. a. japanb. genocide c. nuclear war d. war on two fronts

Which president was known for the statement “speak softy and carry a big stick? ”