| A | B |
| Monroe Doctrine | 1823- President Monroe stated that further colonization of the Western Hemisphere by European nations is frowned upon(forbidden) |
| Mexican American War | 1846-1848- U.S. goes to war with Mexico over the disputed border between Texas and Mexico, U.S. wins huge SW area(Calif. etc) |
| Spanish-American War | 1898- U.S. goes to war with Spain to help Cuba gain independence, yellow journalism, sinking of the Maine to blame for getting involved, U.S. wins lots of overseas land-Puerto Rico, Guam, Philippines |
| Imperialism | U.S. actions to build an empire by obtaining land overseas for more trade, naval bases, refueling stations, raw materials |
| Big Stick | Teddy Roosevelt's policy to speak softly and carry a big stick, build up the Navy and protect the Western Hemisphere |
| Dollar Diplomacy | President Taft's policy of aiding the LAtin American nations with money, advice, and troops to keep our investments safe in the region |
| Roosevelt Corollary (Teddy Roosevelt) | This is added to the Monroe Doctrine- U.S. will intervene in the Western Hemisphere to keep Europe out of the problems |
| Open Door | 1898-1899- U.S. approach to China- that all nations should be able to trade freely in Chinese markets, to help U.S. businesses and to keep China free |
| WWI | After 3 years of "neutrality" U.S. joins in the War due to unrestricted submarine warfare, 1917 |
| 14 Points | President Wilson's plan for peace, to have a just peace by not punishing the Central Powers, but creating a League of Nations etc |
| Treaty of Versailles | Central Powers are punished severely, German land,colonies, military stripped, high reparations, League of Nations set up, U.S. Senate rejects it |
| Isolationism | U.S. policy after WWI to not join the LEague of Nations, to stay out of other nation' s problems |
| Neutrality Laws | 1930s legislation that prevented loans, travel, trade with countries at war, it was meant to keep us out of the growing problems in Europe and Asia before WWII |
| Good Neighbor Policy | 1933- president Franklin Roosevelt encouraged better relations with LAtin American nations by removing troops from the region, not interfering unless asked for help |
| Lend-Lease Policy | U.S.began to loan war materials to Britain and Russia to fight the Axis Powers |
| WWII | Japanese attack on Pearl Harbor, Hawaii naval base brings U.S. into the war, war ends with dropping atomic bombs on two Japanese cities to end the war quickly |
| Korean War | United Nations effort led by the U.S. to preserve South Korea from the invading North Koreans, border stayed the same dividing the two countries |
| containment | to take action to stop the spread of communism |
| Vietnam War | no formal declaration of war, U.S. tried to help South Vietnam fight against rebels trying to unite the nation under communist ruler Ho Chi Minh, U.S. pulled out in 1973, North Vietnam defeated SOuth Vietnam, one nation, communist now |
| Persian Gulf War | Iraqi Leader Saddam Hussein sent army into Kuwait to claim the nation, United Nations led by the U.S. participated in Operation Desert Storm, pushed the Iraqi army out of Kuwait, liberating them |