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Ch 21 WORLD WAR 1

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Ch 21 WORLD WAR 1

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  1. Ch 21WORLD WAR 1 WHAT WERE THE CAUSES AND EFFECTS OF WORLD WAR 1?

  2. Read pgs. 706-711 Bullet Points pg. 729

  3. Chapter 21 Sec 1 I can understand the causes of World War 1

  4. Ch 21 Sec 1The Road to War CAUSES • IMPERIALISM leads to MILITARISM • NATIONALISM • ALLIANCE SYSTEM • GERMAN SUBMARINE WARFARE

  5. IMPERIALISM • Nations expanding overseas holdings

  6. MILITARISM • Glorifying the military • Military rulers gain power

  7. NATIONALISM • Pride in one’s nation or ethnic group • People in SE Europe trying to break free from Austria-Hungary • Encouraged by Russians

  8. ALLIANCE SYSTEM • Agreements to help someone if attacked • Germany & Austria-Hungary • Britain & France & Russia

  9. And the war is on • Serbian shoots next in line to Austria-Hungary throne (Archduke Ferdinand) • AH declares war on Serbia • Russia mobilizes army • Germany declares war on Russia & France • Germany invades neutral Belgium • England declares war on Germany

  10. Stalemate • Both sides hoped for quick victory • Germans advance in west to within 30 mi of Paris • Developed into trench warfare

  11. Technology • Airplanes • Machine guns • Artillery • Poison Gas • Tanks

  12. Airplanes

  13. Machine guns

  14. Artillery

  15. Poison Gas

  16. Tanks

  17. American Neutrality • Pres. Wilson tries to keep U.S. out of war • German & Irish immigrants supported Germany • British, Slavic, Italians supported Allies • Each had propaganda

  18. Supplies • Americans could sell to anyone • Most sales to Allies

  19. Supplies • British blockade of Germany

  20. Lusitania • Germany could not stop blockade • Used U-boats to stop supplies to Britain

  21. Lusitania • May 7, 1915. Germany sank Lusitania • Wilson still keeps U.S. out of war (1916)

  22. Zimmerman Telegram • Germany tries to get Mexico to attack U.S. (Feb. 1917) • Germany sinks U.S. merchant ships • Americans angry

  23. Russian Revolution • March 1917 - Russian revolutionaries tired of war, death, food shortages • Overthrew Czar and murdered Czar and family • Vowed to stay out of war • Made it easy for Wilson to ask for war – April 1917

  24. 36 countries, 65 mil soldiers – 9.7 mil military dead – 6.8 mil civilians dead

  25. Bullet Points pg. 729 Read pgs. 712-717

  26. Ch 21 Sec 2Supporting the War Effort • I can understand the steps the U.S. government took to prepare the nation for war

  27. Build the Military • Large Navy • Small Army 125,000 soldiers • Nation had to mobilize

  28. Selective Service • Not enough volunteers • Congress passed Selective Service Act • Men ages 21 – 30 had to register • Total, 4 mil served

  29. Women • 30,000 women volunteered • Most in Army and Navy as nurses • Some did clerical work for Navy and Marines • First women officers