The document provides background information on several topics related to World War 1 and the early 20th century United States. It discusses the Monroe Doctrine, Roosevelt Corollary, Panama Canal, pluralism in democracy, Niagara Movement, Woodrow Wilson's presidency and role in WWI, Archduke Franz Ferdinand, Allied and Central powers, events like the sinking of the Lusitania, Zimmerman Telegram, Fourteen Points, Vladimir Lenin, Bernard Baruch, 19th Amendment, Prohibition, Espionage Act of 1917, NAACP, Gentleman's Agreement, WEB DuBois, Niagara Movement, Great Migration, UNIA, USSR, Red Scare, and the