In 1787: The Continental Congress barred slavery in the Northwest Territory.
In 1863: Massive anti-draft riots broke out in New York City. More than a thousand were killed. Union troops, who had held off the Confederates at Gettysburg ten days earlier, were quickly moved to New York to put down the riots.
In 1939: Frank Sinatra recorded his first song, “From the Bottom of My Heart.”
In 1960: John Kennedy was nominated for president by the Democratic National Convention in Los Angeles.