Began with the (probably accidental) sinking of the U.S.S Maine in the Havana harbor. McKinley pressured by the yellow press, and adopted Teller Amendment to show "humanitarian" purposes. Most prominent battle was at San Juan Hill with the emerging Theodore Roosevelt's Rough Riders. Adoption of Platt Amendment.
Socialist Party Founded in America
Reached greatest influence in Progressive Era. Socialist Party brought together Populists and many people from the labor movement, calling for reforms like free college education and the public ownership of railroads/factories. Claimed 150,000 members by 1912.
Roosevelt Corollary to the Monroe Doctrine
USA has the right to exercise an international police power in the Western Hemisphere rather than simply defend against European intervention.
Muller v Oregon
A case in which women were claimed to weaker in strength and endurance than men and therefore unable to work for the labor hours expected of men. Set maximum working hours for women. Overturned in 1923 by Adkins v Children's Hospital for being unconstitutional.
World War I
June 1914 - November 1918
Began with the assassination of Archduke Franz Ferdinand in Sarajevo. Set in motion the war which became global because of colonies, complex alliances, nationalism, etc.
Espionage and Sedition Acts
Espionage Act prohibited spying and interferring with draft as well as false statements that might interfere with military success; Sedition Act made it a crime to make negative statements about the government or support any interference with the war effort
The Zimmermann Telegram
Intercepted by British spies and made public; message by Germany to Mexico trying to persuade them to join the war against the USA by offering to recover lost territory from the Mexican War. Began the involvement of USA in WWI.
1919 - 1920
Intense period of political intolerance instigated by the Russian Revolution
Black Tuesday, onset of the Great Depression
An attempt by President Hoover to Remedy the situation; raised already high taxes on imported goods made other countries do the same until international trade was dramatically reduced. Americans saw Hoover's response as inadequate and uncaring.