1787 - The U.S. Congress, under the Articles of Confederation, enacted the Northwest Ordinance, which established the rules for governing the Northwest Territory, for admitting new states to the Union and limiting the expansion of slavery.
1812 - The first pawnbroking ordinance was passed in New York City.
1832 - Henry Schoolcraft discovered the source of the Mississippi River in Minnesota.
1835 - John Ruggles received patent #1 from the U.S. Patent Office for a traction wheel used in locomotive steam engines. All 9,957 previous patents were not numbered.
1863 - Opponents of the Civil War draft began three days of rioting in New York City, which resulted in more than 1,000 casualties.
1875 - David Brown patented the first cash-carrier system.
1896 - Philadelphia’s Ed Delahanty became the second major league player to hit four home runs in a single game.
1972 - Carroll Rosenbloom (owner of the Baltimore Colts) and Robert Irsay (owner of the Los Angeles Rams) traded teams.
1978 - Lee Iacocca was fired as president of Ford Motor Co. by chairman Henry Ford II.
1982 - The All-Star Game was played outside the United States for the first time. They played in Montreal, Canada.
1984 - In Arkansas, Terry Wallis was injured in a car accident and was left comatose. He came out of the coma in June of 2003.
1994 - Jeff Gillooly, Tonya Harding's ex-husband, was sentenced in Portland, OR, to two years in prison for his role in the attack on Nancy Kerrigan.
1998 - "Image of an Assassination" went on sale. The video documentary is of Abraham Zapruder's home video of U.S. President Kennedy's assassination in Dallas.