"The following month, Germany sunk four more U.S. merchant ships. ... On April 6, 1917, the United States entered World War I. Get a firsthand look at how a new breed of weapons like WMDs, submarines, armored tanks and air attacks changed modern warfare forever in WWI: The First Modern War"
They helped carry a lot of supplies in the trade routes.
The American Revolution began in 1775
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Pakistan, Bangladesh, and Sri Lanka should unite with India. They should all become 1 country once again.
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