The Master Timeline
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Results for “1917”
8 events
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25 research items
· April 24, 1915 to
February 2, 2026
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Israel’s Occupation of Palestine: A Timeline
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JFK Wrote in 1939 That Palestine Was Hardly Britain's to Give Away
JFK Wrote in 1939 That Palestine Was Hardly Britain's to Give Away In July 1939, John F. Kennedy, then a 22-year-old Harvard student, visited Palestine duri...
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Arab Revolt in Palestine (1936–1939)
The Arab Revolt in Palestine was a nationalist uprising by Palestinian Arabs against British colonial rule and mass Jewish immigration under the British Mandate, which...
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Murder of the Romanovs
Murder of the Romanovs On July 17, 1918, the last Russian Emperor, Nicholas II, along with his wife Alexandra, their five children, and four loyal attendants, were ex...
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Balfour Declaration
The Balfour Declaration was a public statement issued on November 2 1917 by the British government during World War I expressing support for the establishment of a nat...
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Series of Battles on the Isonzo River
The Battles of the Isonzo were a series of twelve military engagements between the Kingdom of Italy and Austria-Hungary during World War I. They took place along the I...
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Armenian Genocide
Armenian Genocide On April 24, 1915, Ottoman authorities arrested hundreds of Armenian intellectuals and community leaders in Constantinople. The arrests marked the b...
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The Bolsheviks Choose Revolution Over Continued War
November 1917–March 1918 — Lenin argues that the revolutionary government cannot survive while Russia remains in the war. Other Bolsheviks object to Germany's extreme ...
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American Industry and Manpower Mobilize
6 April 1917–11 November 1918 — The United States begins converting its enormous economy and population into military power. Millions of men enter the draft system whi...
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Russian Revolution Topples the Tsar
8 March 1917 — Demonstrations, strikes and bread shortages in Petrograd begin the revolutionary crisis that destroys the imperial government. Soldiers increasingly ref...
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U-Boats Attack Britain's Atlantic Lifeline
1 February 1917–11 November 1918 — German submarines attack merchant shipping in an attempt to reduce British imports below sustainable levels. Early shipping losses a...
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Germany Refines Infiltration Tactics
1917–1918 — German forces develop increasingly sophisticated methods based on short intense bombardments, assault detachments and infiltration around strongpoints. The...
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Germany Transfers Forces From East to West
Late 1917–March 1918 — The collapse of Russian resistance allows Germany to move divisions from the Eastern Front toward France and Belgium. German commanders understa...
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Wilson Reframes the War Around a New International Order
1917–1918 — Woodrow Wilson increasingly presents American participation as part of a larger project to restructure international relations. His Fourteen Points call fo...
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Berlin Gambles That Britain Can Be Defeated Before America Matters
December 1916–January 1917 — German naval and military leaders conclude that unrestricted submarine warfare may force Britain out of the war. They understand that the ...
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Attrition Becomes a Central Strategy
1915–1917 — Commanders increasingly seek to exhaust enemy manpower, artillery and industrial capacity faster than their own side is depleted. Verdun and the Somme beco...
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War Exhaustion Destabilizes Russia
1915–1917 — Battlefield losses, inflation, food distribution failures and political distrust progressively weaken the Russian state. Confidence in Nicholas II collapse...
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J.P. Morgan & Co.
1914–1917 Allied purchasing and finance role — J.P. Morgan & Co. becomes a major financial and purchasing intermediary for Britain and France in the United States duri...
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Black Hand Network
1911–1917 — Unification or Death, commonly called the Black Hand, is a secret Serbian nationalist organization containing influential military officers. Individuals as...
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Bolsheviks Seize Power
7 November 1917 — Bolshevik forces overthrow Russia's Provisional Government in Petrograd. Vladimir Lenin's movement has promised peace, land and political transfer to...
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Dragutin Dimitrijević 'Apis'
1903–1917 political and intelligence influence — Dragutin Dimitrijević is a Serbian army officer, intelligence chief and leading figure associated with the Black Hand....
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Franz Conrad von Hötzendorf
1906–1917 senior military influence — Conrad serves as chief of the Austro-Hungarian General Staff for most of the years preceding and during the early war. Before 191...
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Georges Clemenceau
1917–1920 as French prime minister — Clemenceau leads France through the final year of the war and becomes one of the dominant figures at the Paris Peace Conference. F...
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Germany Resumes Unrestricted Submarine Warfare
1 February 1917 — Germany begins unrestricted submarine attacks against shipping approaching Allied-controlled waters. German naval leaders believe U-boats can reduce ...
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Theobald von Bethmann Hollweg
1909–1917 — Bethmann Hollweg serves as German chancellor through the July Crisis and most of the first three years of war. He confirms Germany's strong support for Aus...
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Third Battle of Ypres Begins
31 July 1917 — British-led forces begin the offensive later associated with Passchendaele. Heavy artillery, persistent rain and destroyed drainage systems turn parts o...
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United States Enters the War
6 April 1917 — The United States declares war on Germany. Unrestricted submarine warfare is the immediate strategic cause, while the Zimmermann Telegram further intens...
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Vladimir Lenin
1917–1918 wartime revolutionary leadership — Lenin returns to Russia after the February Revolution and argues for transfer of power to the soviets, withdrawal from the...
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Why Did Germany Lose?
1917–1918 — Investigate Allied economic superiority, the blockade, American intervention, German losses during the Spring Offensive, improvements in Allied tactics, sh...
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Why Did the United States Enter?
1914–6 April 1917 — American trade and finance become increasingly connected with the Allied economies, but German submarine warfare repeatedly challenges American mar...
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Zimmermann Telegram
16 January–1 March 1917 — German Foreign Secretary Arthur Zimmermann sends a coded proposal instructing Germany's representative to seek Mexican cooperation if the Uni...
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