1639 – Cambridge College, Massachusetts, renamed Harvard for clergyman John Harvard.
1677 – Massachusetts gains title to Maine for $6,000.
1869 – Arkansas legislature passes anti-Ku Klux Klan law.
1884 – US adopts Standard Time.
1897 – San Diego State University is founded.
1913 – Kansas legislature approved censorship of motion pictures.
1925 – Tennessee makes it unlawful to teach evolution.
1933 – American banks allowed to reopen after a government imposed bank holiday.
1950 – General Motors reports net earnings of $656,434,232 (record)
1961 – JFK sets up the Alliance for Progress.
1969 – Apollo 9 returns to Earth.
1980 – Ford Motor Co found innocent in death of 3 women in a fiery Pinto.
1980 – American John Wayne Gacy receives the death sentence in Illinois for the murder of 12 people.
1986 – Microsoft has its initial public offering.
1987 – John Gotti, boss of the Gambino crime family, is acquitted of racketeering.
1989 – US space shuttle STS-29 launched.
1991 – Exxon pays $1-billion dollars in fines & cleanup of Valdez oil.
1992 – FCC rules companies can own 30 AM & 30 FM stations (formerly 12)
2008 – Gold prices on the New York Mercantile Exchange hit $1,000 an ounce for the first time.
2012 – Encyclopedia Britannica announces that it will no longer publish printed version of it encyclopedia.
2018 – US Secretary of State Rex Tillerson is fired via a tweet from President Donald Trump.