A mob stormed the Carthage, Illinois, jail, and murdered Joseph Smith, the founder of the Mormon Church. Smith and his brother, who was also killed, were being held for destroying the printing press of a dissident who had attacked the practice of polygamy.
Construction of the world’s first skyscraper, designed by William LeBaron Jenney, was completed in Chicago. At ten stories, the Home Insurance Building rose to a height of 138 feet. Two additional stories were added in 1890.
A report of an alleged assault of a white woman by an African American man led to a race riot in the Illinois capital. On the second day of the riot, the Illinois National Guard was called in to put down the mobs, but black homes and businesses had already been destroyed and two black men lynched.