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How the WW1 started
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Period: to
Why United States went WW1?
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WW1 started
After a decade of unstable alliances and military buildups, World War I was triggered in 1914 by the assassination of Archduke Ferdinand. -
United States stay neutral in WW1
Because They didn't want to be involved in any affairs of another country and not to favor any specific side -
Sinkingof the Lusitania
An U-20 torpedoed the ship and sank the ship and killed 1,198 people on board, including 125 U.S. citizens. -
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Zimmerman
United States would distracted and so problem United states would not time to help the Allies in Europe. -
U.S. went to WW1
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WW1 ended
It ended in 1919 with the Treaty of Versailles.