1679 – New Hampshire becomes a county in Massachusetts Bay Colony.
1769 – John Harris of Boston, Massachusetts, builds 1st spinet piano.
1789 – 1st loan is made to pay salaries of the presidents & Congress.
1793 – US President George Washington lays cornerstone of Capitol building.
1842 – 1st edition of Pittsburgh Post-Gazette, published.
1848 – Baseball rules 1st baseman can tag base for out instead of runner.
1851 – New York Times starts publishing (2 cents a copy).
1873 – Government bond agent Jay Cooke & Co collapses, causing panic on Wall Street, the start of the panic of 1873 and the Long depression.
1881 – Chicago Tribune reports on a televideo experiment.
1895 – Daniel David Palmer of Davenport, Iowa gives the first chiropractic adjustment.
1919 – Hurricane tides 16 feet above normal drown 280 along Gulf Coast.
1927 – The Columbia Broadcasting System goes on the air with 18 stations (and WOR as NYC affiliate).
1947 – US Air Force created as a separate military service (National Security Act of 1947).
1964 – “The Addams Family”, starring John Astin, Carolyn Jones, Ted Cassidy, and Jackie Coogan, premieres on ABC.
1975 – Heiress-turned-bank robber Patricia Campbell Hearst captured by FBI in San Francisco.
1984 – Tim Raines is 1st player with 4 consecutive 70-stolen-base seasons.
1990 – Crude prices outpace increases in product prices and there is talk of cutting refinery runs.
1996 – Roger Clemens ties his own major league record with 20 strikeouts.
1997 – Ted Turner gives $1 billion to UN.
2001 – First mailing of anthrax letters from Trenton, New Jersey in the 2001 anthrax attacks.
2009 – The 72 year run of the soap opera The Guiding Light ends as its final episode is broadcast.
2014 – Emma Watson delivers an address to a standing ovation at UN Headquarters in New York City, helping launch the UN women campaign HeForShe, which calls for men to advocate for gender equality.