Treaty of Versailles: The treaty that officially ended World War I in 1919, imposing severe penalties on Germany and establishing the League of Nations.
Fourteen Points: A plan presented by President Wilson in 1918, outlining his vision for post-WWI peace, which included principles like self-determination and open diplomacy.
League of Nations: An international organization proposed by Wilson in his Fourteen Points that aimed to promote peace and prevent future wars through collective security and negotiation.