History of slavery many years of lobbying by the abolitionist movement, led primarily by William Wilberforce, the British Parliament voted to make the slave trade illegal anywhere in the Empire with the Slave Trade Act 1807. Thereafter Britain took a prominent role in combating the trade, and slavery itself was abolished in the British Empire with the Slavery Abolition Act 1833. Between 1808 and 1860, the West Africa Squadron seized approximately 1,600 slave ships and freed 150,000 Africans who were aboard. Action was also taken against African leaders who refused to agree to British treaties to outlaw the trade. Akitoye, the 11th Oba
Slavery in Canada African slaves, native nations also enslaved their rivals, but most were purchased by colonial administrators and sold to native nations until 1833, when the British Parliament abolished slavery across the British Empire. (There is often confusion over the date at which this occurred; Britain had abolished the slave trade in 1807, but did not abolish slavery itself until 1833, in an act of Parliament that came into effect on 1 August 1834.) Prior to this, however, courts had, to varying degrees, rendered slavery unenforceable: for example, in Lower Canada after court decisions in the late 1790s, the "slave could not