Causes of WWI • Militarism • Alliances • Nationalism • Imperialism • Assassination
GavriloPrincipassassinates Archduke Franz Ferdinand of Austria Hungary
Alliances The Allies: • Russia • France • Serbia • Great Britain • United States of America Central Powers: • Germany • Austria-Hungary • Ottoman Empire • Japan
The Introduction of Modern Warfare • Machine guns • Hand grenades • Chemical warfare • Submarine warfare • The Germans perfected the use of submarines during the war.
Web of alliances • Central Powers: …. • Allied Powers: …. US’ Initial response = Isolationism I feel so alone
Trench Warfare “No Man’s Land”
Sinking of the Lusitania • US trades with both sides • British Blockade North Sea • utterseeboots unterseeboots
Lets Go For A Cruise • The Lusitania: British passenger boat sunk by a German U-boat. 128 of the 1200 dead passengers were Americans. • The Sussex ( 03-24-1916): after sinking the Sussex, the Germans pledged to warn before sinking. • This is known as the Sussex Pledge. • February 1, 1917, Germans began unrestricted warfare again.
Russia leaves the war (1917) 1.) Communist revolution brings the Russian monarchy down. 2.) Vladimir Lenin claims power. 3.) Russia signs treaty with Germany and leaves the war.
The Zimmerman Telegram • Germany sent a telegram to Mexico urging them to join the fight against the U.S. and in return Germany would ensure that Mexico would receive land that once belonged to them that the U.S. took. • The British intercepted the message and gave it to the U.S.
TO WAR! • April 6, 1917: President Wilson signs the declaration of war because of the Zimmerman Note.
Which country belongs in the blank box in the diagram? • Austria-Hungary • Poland • Russia • Italy
Which of the following would an isolationist support? • Staying out of WWI • Sending troops to fight in Europe • The Zimmerman telegram • The League of Nations
What would be the best heading for the following list? • Unrestricted submarine warfare • Zimmerman telegram • Sinking of US ships • The Lusitania • Reasons Europe Went to War • Reasons the US Entered World War I • Reasons for the Spanish-American War • Reasons Congress Passed the Chinese Exclusion Act
Which of the following was glad that the US entered WWI? • The Central Powers • The Triple Entente • The Bolsheviks • Isolationists
The sinking of the Luisitania, the Zimmerman telegram, and unrestricted U-boat warfare were all factors that led to • The start of WWI in Europe. • The beginning of WWII. • US involvement in Vietnam. • The United States entering WWI.
World War I -- America on the Homefront: "The Poster War" Ms. Susan PojerHorace Greeley HS Chappaqua, NY
1917 – Selective Service Act 24,000,000 men registered for the draft by the end of 1918. 4,800,000 men served in WW1 (2,000,000 saw active combat). 400,000 African-Americansserved in segregated units. 15,000 Native-Americans served as scouts, messengers, and snipers in non-segregated units.
2. Expansion of the Federal Government
New Social/Economic Opportunities
Women Used In Recruitment Hello, Big Boy!