The United States engaged in some imperialism of its own around 1900 in acquiring the Philippines (and also Puerto Rico and Guam) from Spain as a result of the Spanish-American War. Separately, the United States also picked up Hawaii (also spelled as Hawai’i), even making it a state after World War II. | The United States engaged in some imperialism of its own around 1900 in acquiring the Philippines (and also Puerto Rico and Guam) from Spain as a result of the Spanish-American War. Separately, the United States also picked up Hawaii (also spelled as Hawai’i), even making it a state after World War II. |