1907 – Construction begins on Washington National Cathedral.
1914 – Boston Braves, who were in last place in mid-July, clinch the National League pennant.
1915 – First transcontinental radio telephone message sent by United States naval radio station at Arlington, Virginia, to naval radio station at Mare Island, San Francisco.
1920 – Joseph Horne Company in Pittsburgh sells radios for $10.
1927 – Telephone service begins between United States and Mexico.
1936 – Radio used for the first time for a presidential campaign.
1945 – Chicago Cubs clinch National League pennant with record of 98-56.
1950 – Telephone answering machine created by Bell Laboratories.
1957 – “DuPont Show of the Month” debuts on CBS-TV.
1960 – “My Three Sons,” starring Fred McMurray, debuts on ABC-TV.
1962 – “Alley Cat” by Bent Fabric and His Piano peaks at #7 on the music charts.
1962 – President John F. Kennedy authorizes use of federal troops to integrate the University of Mississippi.
1972 – Robert McNamara, former United States Secretary of Defense, is nearly thrown overboard on a ferry by an artist wanting to confront him about his role in escalating America’s involvement in the Vietnam War. No charges were pressed.
1982 – Situation comedy “Cheers” premieres on NBC-TV, starring Ted Danson and Shelley Long.
1994 – First phase of the O.J. Simpson murder trial jury selection ends with 304 people chosen.
2006 – United States Representative Mark Foley resigns after allegations of inappropriate emails to House pages were introduced.
2017 – Mysterious sonic attacks on United States diplomats prompt America to warn citizens not to travel to Cuba and also to pull some embassy staff from the country.
2020 – First debate between Presidential candidates Donald Trump and Joe Biden held. It was widely criticized as chaotic and ill-tempered.
2023 – Historic levels of rain in New York City creates flash floods, shutting down half of the subway system amid the wettest September in 100 years.