1791 – John Fitch granted US patent for his working steamboat.
1843 – Charles Thurber patents a typewriter.
1895 – Electric generator at Niagara Falls produces first power.
1907 – Harry Houdini escapes from chains underwater at Aquatic Park in 57 seconds.
1918 – W. Smith & F. Bacon’s “Lightnin” premieres in NYC.
1937 – Pumping to build Treasure Island in San Francisco Bay is finished.
1944 – US 12th Army Corps crosses river Seine East of Paris.
1952 – Fluoridation of San Francisco water begins.
1964 – LBJ nominated at Democratic convention in Atlantic City, NJ.
1967 – Dutch 2nd Chamber demands US stop bombing North Vietnam.
1971 – NY Giant football team announces they’re leaving Bronx for New Jersey in 1975.
1973 – University of Texas (Arlington) is first accredited school to offer belly dancing.
1980 – John Birges plants a bomb at Harvey’s Resort Hotel in Stateline, Nevada.
1986 – Robert Chambers, the “Preppie Killer” murders Jennifer Levin in New York City’s Central Park, afterwards claimed “rough sex” as motive.
1988 – Trumbull, Conn, is 1st US team since 1983 to win Little League World Series.
1990 – Bo Jackson hits 4th of 4 consecutive HRs.
1992 – Hurricane Andrew makes landfall in Louisiana as Category 3 storm after causing deaths and severe damage in Florida.
1996 – US President Bill Clinton signs welfare reform into law, representing major shift in welfare policy.
2003 – The Columbia Accident Investigation Board releases its final report on Space Shuttle Columbia disaster.
2011 – The 787 Dreamliner, Boeing’s all-new composite airliner, receives certification form the EASA and the FAA.
2015 – WDBJ TV reporter Alison Parker and cameraman Adam Ward are fatally shot live on TV by an ex-colleague in Moneta, Virginia.