May 23, 1430: Joan of Arc was captured by the Burgundians and subsequently sold to the English.
Dec 31, 1969
May 23, 1788: South Carolina became the 8th state in United States.
May 23, 1830: The Baltimore and Ohio Railroad began the first passenger service in the United States.
May 23, 1873: The North West Mounted Police force was formed in Canada. It would later be known as the Royal Canadian Mounted Police.
May 23, 1911: The New York Public Library, at the time the largest marble structure ever built in the United States, was dedicated by President Taft in New York City after 16 years of construction.