1864 – Battle of Plymouth, North Carolina.
1907 – Ellis Island, New York, records 11,745 immigrants.
1924 – Metro Pictures, Goldwyn Pictures & Louis B. Mayer co merge to form Metro Goldwyn Mayer (MGM)
1934 – Fenway Park in Boston re-opens after a major renovation including a hand-operated electronic scoreboard, though it didn’t help the Red Sox, who lost to the Washington Senators, 6-5.
1941 – US Office of Price Administration forms (handled rationing)
1946 – US troops land in central Mindanao, Philippines during the Battle of Mindanao.
1953 – Mickey Mantle hits his a 565′ HR in Washington, D.C.’s Griffith Stadium.
1960 – Cleveland Indians trade Rocky Colavito to Detroit Tigers for Harvey Kuenn.
1961 – 1,400 Cuban exiles land in Bay of Pigs in a doomed attempt to overthrow Fidel Castro.
1964 – Ford Mustang formally introduced (#2,368 base)
1967 – Surveyor 3 launched; soft lands on Moon, April 20.
1976 – National League greatest comeback: trailing 12-1, Philadelphia Phillies beat Chicago Cubs, 18-16 in 10 innings at Wrigley Field; Mike Schmidt hits 4 consecutive home runs.
1982 – Country music legend Johnny Cash hosts Saturday Night Live, participates in skits, performs medley of hits; Elton John is additional musical guest.
1987 – Julius Erving becomes 3rd NBA (and ABA) player to score 30,000 points.
1991 – Dow Jones closes above 3,000 for 1st time (3,004.46)
1997 – John Bell, age 115, receives a new pacemaker.
2001 – A letter between Gale Norton and Jeb Bush is released, stating that the Bush administration has decided to go ahead with plans to auction 6 million acres of potentially oil-and-gas-rich seabed in the Gulf of Mexico.
2013 – 15 persons are killed and 100 are injured after a fertilizer plant explodes in West, Texas.
2019 – Terror alert closes schools in Denver, Colorado, due to 18-year-old-woman obsessed with Columbine massacre, who is then found dead.
2022 – Alex Jones’ companies, including website Infowars, file for bankruptcy after losing defamation suits filed by families of the Sandy Hook Massacre (which he call a hoax)