1901 – US President William McKinley dies after a September 6 assassination attempt and is succeeded by Theodore Roosevelt (More info)

1927 – Modern dance pioneer Isadora Duncan is killed in a bizarre accident when the enormous silk scarf around her neck gets tangled in the rear hubcaps of her moving car (More info)

1960 – The Organization of the Petroleum Exporting Countries, aka OPEC, is founded (More info)

1975 – The first American saint, Elizabeth Ann Seton, is canonized by Pope Paul VI (More info)

1984 – Joe Kittinger becomes the first person to fly a hot air balloon alone across the Atlantic Ocean (More info)