On This Day, March 31: William Calley sentenced for My Lai Massacre

News Snapshot:

1 of 5 | William Calley, pictured in 1969, was convicted in 1971 for his role in the My Lai Massacre during the Vietnam War. File Photo courtesy of the U.S. Army March 31 (UPI) -- On this date in history: In 1889, the Eiffel Tower was dedicated in Paris in a ceremony presided over by its designer, Gustave Eiffel, during the Universal Exhibition of Arts and Manufacturers. Advertisement In 1906, the Intercollegiate Athletic Association of the United States (later renamed the National Collegiate Athletic Association) was established. In 1918, daylight saving time went into effect in the United States...