World War I. The U.S. entered WW I to protect the people, and land.
More History Trivia
One. Only Gunner's Mate C.W. Kuykendall survived the sinking of U.S. submarine Tullibee in World War II.
1656. Christian Huygens invented the pendulum clock and that was the most accurate clock up to 1930.
29. Malta has one of the "youngest" European populations.
Scaling Walls. During the Siege of Syracuse, it was rumored that Archimedes used giant mirrors to light the Roman sails from a distance.
Mali. Timbuktu is in Mali, a large West African country.
Cadbury. Benjamin and John Cadbury ended their partnership in 1860 and John retired in 1861, leaving his sons to continue to build the business.