Relying upon strategic creativity, Brigadier General Daniel Morgan and a mixed Patriot force rout British Lieutenant Colonel Banastre Tarleton and a group of Redcoats and Loyalists at the Battle of Cowpens on January 17, 1781. It would become a turning point on the American Revolution's southern front.

On the Hawaiian Islands, a group of American sugar planters under Sanford Ballard Dole overthrow Queen Liliuokalani, the Hawaiian monarch, and establish a new provincial government with Dole as president. The coup occurred with the foreknowledge of John L. Stevens, the U.S. minister to Hawaii, and 300 U.S. Marines from the U.S. cruiser Boston were called to Hawaii, allegedly to protect American lives.

Winston Churchill, beginning his service as a battalion commander on the Western Front, attends a lecture on the Battle of Loos given by his friend, Colonel Tom Holland, in the Belgian town of Hazebrouck.

On January 17, 1916, a group of golf professionals and several leading amateur golfers gather at the Taplow Club in New York City, in a meeting that will result in the founding of the Professional Golfers Association (PGA).

Soviet troops liberate the Polish capital from German occupation.

On January 17, 1953, a prototype Chevrolet Corvette sports car makes its debut at General Motors’ (GM) Motorama auto show at the Waldorf-Astoria Hotel in New York City. The Corvette, named for a fast type of naval warship, would eventually become an iconic American muscle car and remains in production today.

On January 17, 1966, the National Broadcasting Corporation orders 32 episodes of a new TV show, "The Monkees," for its upcoming fall schedule. Little did producers know that the fake pop music band they were launching would become an actual pop culture sensation—whose records would even outsell the Beatles.

Gary Gilmore, convicted in a double murder, is shot to death by a firing squad in Utah, becoming the first person to be executed in the United States since the death penalty was reinstated in 1976.

On January 17, 1995, the Los Angeles Rams announce they are leaving Southern California after 49 years and moving to St. Louis. The team, which reportedly lost $6 million in 1994, is lured to Missouri with a package that includes a new $260 million stadium and a $15 million practice facility.

The Republic of Ireland legally grants a divorce for the first time following a 1995 referendum. The first divorce in Ireland, granted to a terminally ill man who wished to marry his new partner, was a harbinger of the decline of the Catholic Church’s power over the Republic.