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Unrestricted Submarine Warfare (between 1915 and 1918)

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Unrestricted Submarine Warfare (between 1915 and 1918)

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Unrestricted submarine warfare is a type of naval warfare in which submarines sink merchant ships such as freighters and tankers without warning
Affect:
Because there were no restrictions on who to sink. Sailors were dying, and theoretically neutral nations like the US were livid

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A German U-boat torpedoed the British-owned luxury steamship Lusitania, "killing 1,195 people including 128 Americans."
Affect:
The disaster immediately strained relations between Germany and the neutral United States, fueling an anti-German sentiment and setting off a chain of events that eventually led to the United States entering WWI.

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Enabled the federal government to require manufacturers to produce war materials for the government at a fair price. This allowed the government to make the army larger.
Affect:
This essentially allowed the government to mobilize the nation’s industrial sector at will, a power that the government did not hesitate to utilize, also it gave the US the mindset of getting ready for war.

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The Sussex Pledge was a statement by the Germans that they would not sink passenger ships without warning during World War I.
Affect:
On February 1, 1917, Germany ultimately broke the Sussex Pledge and returned to sinking all enemy craft. This outraged the neutral nations, who wanted their ships left alone, and something of a relief from Germany's enemies who wanted the US on their side. This anger US and framed Germans out to be barbaric and liers.

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newspaper wwi germany document definition broken symbol ship political primary source

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This telegram, written by German Foreign Secretary Arthur Zimmermann, is a coded message sent to Mexico, proposing a military alliance against the United States. "The note revealed a plan to renew unrestricted submarine warfare to form an alliance with Mexico and Japan if the United States declared war on Germany."
Affect:
Its publication caused outrage and contributed to the U.S. entry into WWI. This is where the united states goes to war. Thretends our sovereignty.

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Senate voted in support of the measure to declare war on Germany. The House concurred two days later. The United States later declared war on German ally Austria-Hungary on December 7, 1917.
Affect:
The entry of the United States was the turning point of the war, because it made the eventual defeat of Germany possible. It had been foreseen in 1916 that if the United States went to war, the Allies' military effort against Germany would be upheld by U.S. supplies and by enormous extensions of credit.

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The Russian Revolution was a period of political and social change in the Russian Empire, starting in 1917. This period saw Russia abolish its monarchy and adopt a socialist form of government following two successive revolutions and a bloody civil war
Affest:
The United States responded to the Russian Revolution of 1917 by participating in the Allied intervention in the Russian Civil War with the Allies of World War I in support of the White movement, in seeking to overthrow the Bolsheviks. The United States withheld diplomatic recognition of the Soviet Union until 1933.