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World War I

World War I

1914 - 1919  (4 years)


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World War I Timeline

1913
13 May:  Igor Sikorsky's Ilya Mourometz, the world's first 4-engine airplane, takes flight.AFMag SA
1914
28 Jul:  World War I begins. Austria-Hungary declares war on Serbia.WW-1 LoC
4 Aug:  The U. S. declares its neutralitity during World War I.LoC USState
15 Sep:  Trench warfare begins in World War I.History.com VR
5 Oct:  The first recorded armed aerial victory of World War I occurs when a French reconnaissance aircraft shoots down a German reconnaissance aircraft.A&S WSJ
1915
19 Jan:  The first air raid against civilian targets takes place when German Zeppelins attack Great Yarmouth and King's Lynn, England.1stWW WHO
7 May:  The RMS Lusitania is sunk by a German U-boat.1stWW LoC
6 Sep:  The first military tank rolls off the assembly line.ACA USArmy
1916
6 Jul:  "Uncle Sam" is created by James Montgomery Flagg as the cover of Leslie's Weekly.TIME DoD
15 Sep:  Tanks are introduced into battle for the first time.SA MotAGI
1917
24 Feb:  The Zimmermann Telegram, in which Germany offers United States western territory to Mexico if Mexico declares war on the U. S., is presented to Woodrow Wilson, effectively bringing America into the war.USNA OurDocs
15 Oct:  Mata Hari is executed for spying. PBS
6 Dec:  The Mont-Blanc, a French munitions ship, explodes in Halifax, Nova Scotia harbor after a collision, killing over 1800, injuring 9000 and entirely obliterating parts of the city.SIMag CanGeo
1918
11 Mar:  At Fort Riley in Kansas, one of the first cases of what will become known as the Spanish Flu is recorded.WHO ACEP
21 Apr:  Manfred von Richthofen, the Red Baron, is shot down and killed in the skies over the Somme River in France.PBS CoF
16 May:  The Sedition Act of 1918 is passed curtailing the free speech rights of U. S. citizens during time of war.ZEP MTSU
27 Aug:  U. S. Army forces trade shots with Mexican troops and their German advisors in the only battle of World War I fought on American soil.BYU Tucson
26 Sep:  The Meuse-Argonne Offensive begins.1stWW USArmy
29 Sep:  Allied forces break through the Hindenburg Line.NCDCR AWM
8 Oct:  Acting Corporal Alvin C. York kills 28 Germans and takes 132 of them as prisoners in the Battle of the Argonne.GWPDA SgtYork
11 Nov:  Germany signs the Armistice.GHDI LoC
27 Dec:  Greater Poland Uprising - Poles begin their push for independence from Prussian control in the city of Poznań, which quickly spreads.PolandIn PC
1919
28 Jun:  World War I ends.WW1.net USNavy