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archduke assassination
archduke Franz Ferdinand is assassinated in Serbia sparking WW1 -
Period: to
WW1 event timeline
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russia mobilizes
Russia mobilizes its vast army starting other European hostilities in the area -
WW1 begins
Germany invades Belgium starting WW1 -
germans fire
The Germans fire shells filled with chlorine gas at Allied lines. This is the first time that large amounts of gas are used in battle -
germany limits submarines
Reacting to international outrage at the sinking of the Lusitania and other neutral passenger lines, Kaiser Wilhelm suspends unrestricted submarine warfare. This is an attempt to keep the United States out of the war, -
first tanks
The British employ the first tanks ever used in battle, at Delville Wood. Although they are useful at breaking through barbed wire and clearing a path for the infantry -
Zimmerman telegram
British intelligence gives Wilson the so-called Zimmermann Telegram, a message from German foreign secretary Arthur Zimmermann proposing that Mexico side with Germany in case of war between Germany and the United States. In return, Germany promises to return to Mexico the "lost provinces" of Texas and much of the rest of the American Southwest -
wilson for war
President Wilson outlines his case for war to Congress. -
U.S enters war
Congress authorizes a declaration of war against Germany. The United States enters World War I on the side of France and Britain. -
Germany and Russia peace
The Germans sign a peace treaty with the new Bolshevik government of Russia. The terms of the treaty give Germany huge tracts of land that had been the Ukraine and Poland, and peace on the Eastern Front allows Germany to shift soldiers to the Western Front, causing serious problems for the French, British, and Americans. -
chateau thierry
The Americans attack the Germans at Chateau-Thierry. This battle would morph into the larger Battle of Belleau Wood. -
battle of belleau wood
The Battle of Belleau Wood begins as the U.S. Marine Corps attacks the Germans across an open field of wheat, suffering huge casualties. -
belleau woods ends
The Battle of Belleau Wood ends with the final expulsion of the Germans from the wood, which marks the farthest German advance on Paris. The area has changed hands six times during the three-week battle, which has caused nearly 10,000 American casualties. -
battle of st.mihel
The Battle of St. Mihiel begins when 300,000 American troops under the direct command of General Pershing fling themselves into the German lines. -
wilhelm abdicates
Kaiser Wilhelm abdicates, ending all German hope for a victory. He and his retinue quietly slip over the border into the Netherlands where he lives out the remainder of his life in relative peace and writes a self-promoting memoir defending his actions in the war.
