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What happened during ww1 in 1917?
In 1917, Germany, determined to win its war of attrition against the Allies, announced the resumption of unrestricted warfare in war-zone waters. Three days later, the United States broke diplomatic relations with Germany, and just hours after that the American liner Housatonic was sunk by a German U-boat.
Why was 1917 an important year in ww1?
1917 saw the entry of America into World War One, the result of Germany’s use of unrestricted submarine warfare. 1917 also saw the start of the Battle of Passchendaele, also known as the Third Battle of Ypres.
How long did World war 1 last?
World War I, also known as the Great War, began in 1914 after the assassination of Archduke Franz Ferdinand of Austria. His murder catapulted into a war across Europe that lasted until 1918.
What was the most important event in 1917?
Important events of 1917 during the fourth and penultimate year of the First World War, including the surprise tank attack by the British (pictured above) at the Battle of Cambrai. The British intercept and decode a telegram from the German Foreign Secretary Arthur Zimmermann to Mexico urging her entry into war against the United States.
How did the British attack the Germans in 1917?
The British began another assault on 7 June 1917, with a series of huge mine explosions at Messines Ridge. They killed around 10,000 Germans and totally disrupted their lines. Following the detonation of the mines, nine Allied infantry divisions attacked under a creeping artillery barrage, supported by 72 Mark IV tanks.
What was the most important event in World War 1?
In 1918, the most important events include the German Spring Offensive; the 100 Days Offensive of the Allies; and the surrender of the Central Powers leading to the end of the war. Here are the 10 most important events of the First World War which took place in 1917 and 1918.
When did the First World War start and end?
It began on July 28, 1914 and ended on November 11, 1918. The major events of the First World War in 1917 include the Russian Revolution; the entry of the United States in the war on the side of the Allies; and the withdrawal of Russia from the war.