Today is Sunday, Sept. 21, the 264th day of 2025. Today in history:On Sept. 21, 2013, an attack by armed militants in the Westgate shopping mall in Nairobi, Kenya left 67 people dead and hundreds injured. Also on this date:In 1792, the National Convention of France issued a proclamation announcing the abolition of the French monarchy. In 1922, President Warren Harding signed the Lodge-Fish Resolution, a Congressional resolution endorsing the creation of a Jewish state in Palestine. In 1970, Monday Night Football made its debut on ABC, with the Cleveland Browns defeating the New York Jets 31-21.