1809 – Mary Kies becomes the first woman awarded a U.S. patent, for a technique of weaving straw with silk and thread.
1865 – In North Bend, Ohio (a suburb of Cincinnati), the first train robbery in the United States takes place.
1866 – Memorial Day first celebrated in United States at Waterloo, New York.
1904 – Pitching against the Philadelphia Athletics at the Huntington Avenue Grounds, Cy Young of the Boston Americans throws the first perfect game in the modern era of baseball.