British Abolition Act 1833: Britain Ends Slavery Across Its Empire

Britain's Slavery Abolition Act received Royal Assent on August 28, 1833, abolishing slavery throughout the British Empire — approximately 800,000 enslaved people freed, primarily in the Caribbean. The Act granted slaveholders £20 million in compensation (roughly £2 billion in 2024 terms) and imposed a four to six year 'apprenticeship' period on freed people. No compensation was paid to the enslaved. The British precedent made American slavery increasingly anomalous among Western nations and gave abolitionists a powerful argument: if Britain with its powerful planter lobby could abolish slavery, so could the United States. American slaveholders responded by intensifying proslavery ideology claiming slavery was a positive good.