1850    The traditional founding date of Kansas City, Missouri. This was the date on which it was first incorporated by Jackson County, Missouri, as the "City of Kansas".

1933    Union Station Massacre: in Kansas City, Missouri, four FBI agents and captured fugitive Frank Nash are gunned down by gangsters attempting to free Nash.

1981    A structural failure leads to the collapse of a walkway at the Hyatt Regency in Kansas City, Missouri killing 114 people and injuring more than 200.