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Outbreak of World War I; German declaration of war on Russia
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Period: to
WWI
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Woodrow Wilson proclaims US neutrality
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Opening of the First Battle of the Marne
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Opening of the First Battle of the Aisne; start of trench warfare
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First German air raid on Britain
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Germany announces "war zone" in British waters
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British begin naval action against the Dardenelles
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American citizen dies in sinking of first passenger ship, theBritish liner, Falaba
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Second Battle of Ypres begins
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British landing on Gallipoli Peninsula
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France, Russia, Italy and Britain conclude secret Treaty of London
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Lusitania sunk by German U-boat off Irish coast
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Italy declares war on Austria-Hungary
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Two Americans die in sinking of Arabic off Ireland
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The Washington Post carries story that General Staff is planning to send a force of 1 million soldiers overseas
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War College Division denies allegations in Washington Post
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Henry Ford's peace ship, Oskar II, begins voyage to Europe
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Wilson launches nationwide whistle-stop campaign to generate support for Preparedness with three speeches in New York
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Wilson delivers final speech of Preparedness campaign in St. Louis
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Beginning of ten month Battle of Verdun
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Senate adjourns without passing Armed Ship Bill; "Little group of willful men" successfully filibuster
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Pancho Villa's raid on Columbus, New Mexico
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Pershing starts pursuit of Villa into Mexico
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French passenger ship, Sussex, torpedoed
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American naval and military attaches in Paris and London draft plan for mobilizing US shipping to carry an American army to Europe, but their plan is ignored
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Rebellion begins in Ireland on Easter Monday
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Marshal Lord Kitchener, British Secretary of State for War, asking for American military participation in Europe
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Germany renounces submarine policyÑ"Sussex Pledge"
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National Defense Act authorizes five-year expansion of US Army, but at the same time drastically limits size and authority of US War Department General Staff
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Battle of the Somme opens; British suffer approximately 60,000 casualties on the first day
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Battle of the Somme opens; British suffer approximately 60,000 casualties on the first day
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Jersey City,N.J. munitions plant destroyed; German sabotage suspected
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Germany suspends submarine assaults
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Tanks introduced on the Somme battlefield by the British
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Germany resumes U-boat attacks under search and destroy rules
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Wilson wins reelection, which was in doubt until the California returns
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First Germany airplane raid on London
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US occupation of Santa Domingo proclaimed
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Germans issue peace note suggesting compromise peace
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German leaders decide to launch unrestricted U-boat warfare
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Germany announces resumption of unrestricted U-boat warfare
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Germany resumes unrestricted U-boat warfare
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US severs relations with Germany
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Great Britain releases Zimmermann Note to US
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Wilson requests authority from Congress to arm US merchant ships
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Zimmermann Note released to press by State Department; Armed Ship Bill passes House
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Wilson announces arming of merchant ships by executive order
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Culmination of "February Revolution"; Czar Nicholas II abdicates
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Wilson publicly calls for a national army to be "raised and maintained exclusively by selective draft"
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Wilson delivers war address to Congress at 8:32 pm
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US declares war on Germany
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Lenin arrives in Russia
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Selective Service Act signed by Wilson
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General Staff issues plan to ship American forces at a rate of 120,000 per month beginning in August; this rate of dispatch would not be realized until April 1918
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Espionage Act
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First US troops (1st Division) arrive in France
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War Revenue Act; graduated income tax authorized
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Bolsheviks seize power in Russia
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United States and Austria-Hungary at war
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Jerusalem captured by British
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Central Powers and Soviets open peace negotiations at Brest-Litovsk
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Wilson's Fourteen Points speech to joint session of Congress
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Soviet Russia and Central Powers make peace with Treaty of Brest-Litovsk
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Sedition Act; amendment to Espionage Act of 1917
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German U-boats make their first appearance in US waters
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Allied Supreme War Council supports intervention in Siberia
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Wilson agrees to American intervention in Siberia
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Opening of last phase of German offensive (Second Battle of the Marne)
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Allied counterattack seizes strategical initiative from Germans; nine US divisions participate
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American troops land at Archangel in North Russia
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United States launches St. Mihiel offensive
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Germans and Austrians send notes to Wilson requesting an armistice
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Germany ceases unrestricted U-boat warfare
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Mutiny of the German fleet at Kiel
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Congressional elections result in Republican control of Congress
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Armistice goes into effect at 11 AM, the eleventh day of the eleventh month
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Wilson announces that he will attend peace conference personally
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Sparticist (Communist) revolt begins in Berlin
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eace negotiations start at Paris
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Peace conference accepts principle of League of Nations
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Lodge starts campaign against League of Nations
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Founding of Comintern (Third International) at Moscow
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Wilson becomes sick with influenza
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Allies evacuate Odessa
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Treaty of Versailles signed in Hall of Mirrors at Versailles
