Chapter 21 Aim: to identify the start of WWI Do now: What are the main causes that lead to WWI?
Chapter 21 Section 1 War Begins June 28, 1914 Franz Ferdinand assassinated by Serbian national July 29, 1914 Austria- Hungary declared war on Serbia Alliance system drew more than 20 countries into war
Chapter 21 Section 1 War Begins Allies = Britain, France and Russia Central Powers = Germany, Austria- Hungary and Ottoman Empire
Chapter 21 Section 1 Deadliest War Both sides hoped for quick victory Stalemate = deadlock or standstill, lasted 3 years Western Europe, soldiers use Trench Warfare = soldiers fire on one another from opposing lines of dug out trenches
Chapter 21 Section 1 Deadliest War Technological advances make war more lethal Scouting planes, armored tanks and rapid fire machine guns raised the death toll Poison gas most feared, used by both sides
Chapter 21 Aim: to explore how the U.S. enters WWI Do now: What single event led to the start of WWI?
Chapter 21 Section 1 American Neutrality President Woodrow Wilson sought to keep U.S. out of war Americans divided between who they supported Britain used propaganda to win over the Americans Propaganda= spread of information designed to win support for a cause.
Chapter 21 Section 1 Entering the War Wilson was reelected on the slogan “He kept us out of war” He called on the warring nations for peace A German note to Mexico known as The Zimmermann Telegram was intercepted by the British in 1917
Chapter 21 Section 1 Entering the War The telegram proposed that Mexico join the war, in turn, Germany would help them “reconquer” New Mexico, Texas and Arizona The Zimmerman Telegram was released to the press, angering all Americans