Foreign policy: Monroe Doctrine Why was it needed: To give money and other non military personnel aid to countries that lacked to means to defend themselves Key players: James Monroe, John Quincy Adams Countries involved: USA, Spain, Portugal, Bolivia Effects of policy: Helped to fund the independence of Bolivia and other Latin American countries Foreign policy: Truman Doctrine Why was it needed: To provide countries with any resources needed (troops included) that wanted to practice democracy and resist communism Key players: Harry Truman, Joseph Stalin Countries involved: USA, Greece, Turkey, USSR Effects of policy: Ultimately allowed Greece and Turkey to resist communism and their entry into NATO Foreign policy: Dollar Diplomacy Why was it needed: US attempt to further gain strongholds throughout Asia and Latin America through giving secured loans (MONEY) Key players: Howard Taft, Teddy Roosevelt, Monroe Doctrine,, Philander Knox Key countries involved: USA, Central America, Nicaragua, China Effects of policy: Helped fund overthrow of Nicaraguan Gov’t and build railroads in China Foreign policy: Missionary Diplomacy Why was it needed: Refused to recognize hostile governments in Latin America as part of Woodrow Wilson’s idea of the US’s moral obligation to the world Key players: Woodrow Wilson Countries involved: USA, Mexico, Central America, Caribbean Islands Effects of policy: Creation of the League of Nations Foreign policy: Open Door Policy Why was it needed: To keep trade with China wide open and to prevent any 1 superpower from taking it over, and to create trade between China and the US Key players: John Hay, William McKinley Countries involved: Great Britain, Germany, France, Italy, Japan, Russia, & USA Effects of policy: Kept China from being imperialised by any one nation and opened door to the US and China for trade Foreign policy: Roosevelt Corollay (Big Stick Diplomacy) Why was it needed: To keep European nations from imperialising Caribbean and other Latin American nations Key players: Teddy Roosevelt Countries involved: USA, Venezuela, Latin America Effects of policy: US is the “police of the western hemisphere” Foreign policy: Woodrow Wilson’s 14 Points Why was it needed: To create peace among European nations and America post WWI; allowed for open trade, democracy, and self-determination Key players: Woodrow Wilson Countries involved: USA, Japan, Germany, Great Britain, France Effects of policy: Was denied by European Nations, but ultimately led to the League of Nations Foreign policy: League of Nations Why was it needed: To provide a place to settle international disputes Key players: Woodrow Wilson, Howard Taft, Sir James Eric Drummond, Joseph Avenol, Sean Lester Countries involved: USA, Great Britain, France, Ireland, Cuba, Switzerland, Canada, And a lot of others Effects of policy: Created a strong alliance between nations and the eventual formation of NATO Foreign policy: Hawaiian Annexation Why was it needed: Mainly the US needed a place to set up a military base in the Pacific Key players: Queen Lili’uokalani, William McKinley Countries involved: USA, Hawaiian Kingdom Effects of policy: Hawaii eventually became a state (the 50th), gave the US a military base in the Pacific Foreign policy: Purchase of Alaska Why was it needed: To weaken any control in the western hemisphere by Russia or Great Britain Key players: William Seward, Andrew Johnson, Edouard de Stoeckl Countries involved: USA, Russia Effects of policy: Removed any British controls in the western hemisphere, and led to Canadian Independence
© Copyright 2026 Paperzz