| A | B |
| Imperialism | the policy of extending the rule or authority of an empire or nation over foreign countries |
| Open Door Policy | a policy that would give all nations equal trading rights in China |
| Dollar Diplomacy | urged American banks and businesses to invest in Latin (Central) America |
| Spanish American War | the U.S. helped Cuba gain independence from Spain |
| Roosevelt Corollary | set the policy in place that the U.S. would get involved if Europe got involved in Latin America |
| Hawaii | annexed to the United States (just like Texas) |
| Pearl Harbor | a naval base in Hawaii that was used as a refueling station |
| Panama Canal | the U.S. had this built to cut down on the time of travel from the west coast to the east coast |
| New American Territories | Puerto Rico, Philippines and Guam |