The Liberator begins publishing an antislavery weekly

Thousands of enslaved people in Demerara rose against plantation authority. They organized across estates and sought freedom, amid rumors that emancipation had been granted in Britain but withheld...

Charles X issued an ordinance recognizing Haiti’s independence on the condition that Haiti compensate former colonists, including for the loss of enslaved people claimed as property. The imposed...

The treaty set a date after which Brazilian participation in the African slave trade would be illegal under the agreement. Enforcement was weak and Brazilian trafficking continued at a massive scale...

The date set by the 1817 gradual emancipation law arrived, ending legal slavery for the remaining enslaved people in New York. The long delay meant that many people continued to live under slavery...

President Guerrero decreed abolition across the republic, with limited exceptions and uneven enforcement in frontier regions. The measure followed independence-era abolitionist policies and...

Turner and a group of enslaved people began an uprising in Southampton County that challenged slavery through armed action. White authorities violently suppressed the revolt and killed many Black...

A mass strike and uprising began in western Jamaica during Christmas. Samuel Sharpe and other organizers used church networks to coordinate a demand for freedom and wages; the movement escalated...

The act ended slavery in most British colonies, with implementation beginning in 1834, but imposed an apprenticeship system and compensated enslavers rather than the formerly enslaved. Enslaved people...

Delegates at a national antislavery convention adopted a declaration demanding the immediate abolition of slavery. The meeting followed years of Black organizing, petitions, and resistance, and...

Three days after the national antislavery convention, a group of women met and organized a female antislavery society. Black women were members and leaders, although later narratives often...