| A | B |
| Queen Lilluokalani | The last monarch of Hawaii who turned her land over to America. |
| Imperialism | The policy in which stronger nations extend their economic, political or military control over weaker nations. |
| Alfred T. Mahan | He urged the American government to build up American naval power in order to compete with other powerful nations. |
| William Seward | Secretary of State under Lincoln and Johnson who supported expansion and bought Alaska for the government. |
| Pearl Harbor | U.S. naval base in Hawaii. |
| Sanford B. Dole | He headed up the Hawaiian government after Queen Lilluokalani. |
| Jose Martini | He launched a revolution in Cuba in 1895 to free it from Spain. |
| Valaeriano Weyler | Spanish general sent to crush the Cubn rebellion. |
| yellow journalism | A sensational style of writing, which exaggerated the news to lure and engage readers. |
| U.S.S. Maine | The American ship that exploded in a Cuban port. |
| George Dewey | He gave the command to open fire on the Spanish fleet at Manila in the Philippines. |
| Rough Riders | A volunteer cavalry under the command of Roosevelt. |
| San Juan Hill | An important military position that reporters mistakenly claimed the Rough Riders captured. |
| Treaty of Paris | The treaty ending the Spanish-American War, which freed Cuba. |
| Foraker Act | Ended military rule and set up a civil government in Panama. |
| Platt Ammendment | A list of restriction that the Americans forced Cuba to put in their constitution. |
| protectorate | A country whose affairs are partially controlled y a stronger power. |
| Emillio Aguinaldo | The rebel leader of the Phillippines |
| John Hay | US Secratary of State who issued the Open Door notes. |
| Open Door note | Letters addressed to the leaders of imperialist nations proposing that the nations share trading rights with the United States. |
| Boxer Rebellion | International forces, including the US, put down a rebellion in China. |
| Panama Canal | A canal that cut across Central America |
| Roosevelt Corollary | An addition to the Monroe Doctrine that the US would use force to protect economic interests in Latin America. |
| dollar diplomacy | Policy of the US government to guarantee loans made to foreign countries by American business people. |
| Fransico "Pancho" Villa | Mexican revolutionary who invaded New Mexico. |
| Emilliano Zapata | Mexican revolutionry who was dedicated to land reform. |
| John J. Pershing | Leader of the US expeditionary force against Pancho Villa. |