Analyze the causes of the spanish-american war by describing the influences of yellow journalism, the incident involving the u. s.s. maine, and the belief in imperialism

The Spanish-American War was a conflict between the Kingdom of Spain and the United States of America that took place from April to August 1898. It was caused by American demands that Spain resolve peacefully the insurrection in Cuba, which Spain was unable to do. The explosion of the American battleship "Maine" raised tensions but was not the main cause of the war, nor was "yellow journalism" in New York City that harped on Spanish atrocities. The war ended after quick, decisive naval and 
military victories for the United States in the Philippines and Cuba. Only 113 days after the outbreak of war, the Treaty of Paris, which ended the conflict, gave the United States ownership of the former Spanish colonies of Puerto Rico, the Philippines and Guam. The U.S. took control of Cuba, ended the insurrection, expelled the Spanish and granted independence there in 1902. 

Ithink the answer is false: