Learn about Emancipation Day by watching a documentary about Walter Perry and the Emancipation Day celebrations he led in Windsor. Image courtesy of Amherstburg Freedom Museum August 1st is Emancipation Day, celebrating the Slavery Abolition Act of 1833 which ended slavery in the British Empire on August 1st, 1834. This was celebrated in the Windsor, Ontario area since the beginning. These were led for 30 years by Walter Perry known as Mr. Emancipation until his death in 1967. Watch the documentary, Mr. Emancipation, about his life to learn more. The history of the Slavery Abolition Act, Emancipation Day, Emancipation Day celebrations and related events and issues are complex. The Library has many resources to explore this history in more detail.