Andrew Goodman, born on this day in 1943, was an American social worker who was one of three civil rights activists who were murdered during the Freedom Summer of 1964 by members of the Ku Klux Klan.

The Irish Citizen Army (ICA), founded on this day in 1913, was a paramilitary group of trained trade union volunteers from the Irish Transport and General Workers' Union (ITGWU).

Theodore Dwight Weld, born on this day in 1803, was one of the architects of the American abolitionist movement during its formative years from 1830 through 1844, playing a role as a writer, editor, speaker, and organizer.