World War I 1917-1918 Joseph Jackson Downs Douglas, Wesley Wright, and Samantha World War I in 1917 • Jan 19- Zimmerman Note • April 9-12, Battle of Vimy Ridge • Feb 1- Germans resume unrestricted • The Third Battle of Ypres submarine war fare. - July 31-British attack east of Ypres By February 28- 8 American • - Nov 6, Passchendaele is captured ships had sunk • April 6- U.S.A declares war on Germany World War I in 1918 Treaty German Second Battle of Meuse- Germany of Brest- Spring Battle of Amiens Argonne signs Litovsk Offensive the Marne Offensive armistice agreement 3 Mar. 21 Mar. 15 July 8 Aug. 26 Sep. 11 Nov. Technology at the End of the War • Tanks were improved and used in greater numbers • Camouflage patterns for tanks and vessels • Aircrafts • Gas masks • Tracer Bullets Tanks at the End of the War • Tanks were developed at the end of the war • Tanks had large cannons to fire at fortified positions and machine guns to fight infantry • Tanks were able to cross no man's land and drive over trenches • Tanks had a factor of intimidation because they were large and unstoppable Passchendaele • July 31st November 1917 • Total war of attrition, neither side has decisive victory, both face heavy losses • Canadian troops eventually capture Passchendaele on November 6th Battle of Vimy Ridge • Canada took the high ground from Germany to keep its army safe as it pushed up • Enemy bombarded by artillery beforehand • Decisive victory for Canadian army • Tanks used to push up to the ridge under heavy fire The Second Battle of The Marne • Germany tries to punch through French lines to end the war quickly • Initial artillery barrage fails because of fake lines • Counterattack from the allies after first assault pushes Germany back • Last major German offensive • Stormtroopers, gas, flamethrowers and tanks used • August 6th 1918 German 1918 Spring Offensive • March 21-July 18th, 1918 • German attack on the Western Front in two places • Paris 120 kilometers • Push British North, pin them on the coast • Germans using tanks and flamethrowers • Sturmmann caused massive casualties to German side • Secured the trenches German 1918 Spring Offensive • To quickly win the war Germany gains a lot of ground • Their supply lines couldn’t keep up. • Brought back 500,000 troops from Russian front • Fired over a million shells • Cambrai, and Paris, were damaged in the offensive U.S.A in World War I • May 18 1917- Selective Service Act • Reached France in June 1917 • 2,084,000 Americans reached France • John Joseph Perishing • Helped French and British Armies • July 1918-French helped American forces • Battle of St. Mihiel • Battle of Argonne Battle of Amiens • August 8, 1918 • Fourth Army Commander Henry Rawlinson • 75,000 men 500 tanks and 1,900 aircrafts-Allies • 37,000 men, 530 guns, 369 planes • 4:20 AM Battle of Amiens Strategies • Forces advanced under barrage of 700 artillery guns • Heavy tanks attacked well defended German positions • Small tanks- "whippets" • 600 RAF planes dropped phosphorus bombs • 5 miles, Rawlinson ordered 20,000 more cavalry troops • Ended August 12 "The Germans were surrendering everywhere. We knew it was going to be the end of the war."- Major S Evers, Australian Corps Medium MK A Whippet- British tank Meuse-Argonne Offensive • Followed the Battle of St. Miheil and 4,000 troops were moved by night • Sept 26th-Nov 11th • Wanted to capture Sedan and the railroad hub • Force Germany to withdraw from French territories Meuse-Argonne Offensive Strategy • September 26, 700 tanks and infantry took up positions • Bombarded Germans with gas • Advanced 6 miles on Sept 27 • September 30th reorganized army • November 1st advanced 11 miles • November 5th French captured Sedan The End of the War • Germany was faced with imminent invasion • Germany lost its allies • Bulgaria on September 29th, 1918 • Ottoman Empire on October 30th, 1918 • Austrian Hungary on November 3rd, 1918 • Signed armistice agreement outside Compiégne France • War ended November 11, 1918.