1783 - The first daily newspaper was published in the U.S. by Benjamin Towner called "The Pennsylvania Evening Post"
1854 – The U.S. territories of Nebraska and Kansas were established.
1868 - Memorial Day was observed widely for the first time in the U.S.
1879 - William Vanderbilt renamed New York City's Gilmore’s Garden to Madison Square Garden.
1896 - The first automobile accident occurred in New York City.
1903 - In Riverdale, NY, the first American motorcycle hill climb was held.
1912 – The U.S. Marines were sent to Nicaragua to protect American interests.
1921 - The U.S. Navy transferred the Teapot Dome oil reserves to the Department of the Interior.
1922 - The Lincoln Memorial was dedicated in Washington, DC.
1943 – American forces secured the Aleutian island of Attu from the Japanese during World War II.
1958 - Unidentified soldiers killed in World War II and the Korean conflicts were buried at Arlington National Cemetery.
1971 - Mariner 9, the American deep space probe blasted off on a journey to Mars.