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 only attempt by any Ontario legislature to act against slavery. This legal rule ensured the eventual end of slavery in Upper Canada, although as it diminished the sale value of slaves within the province it also resulted in slaves being sold to the United States. In 1798 there was an attempt by lobby groups to rectify the legislation and import more slaves. By 1800 the other provinces of British North America had effectively limited slavery through court decisions requiring the strictest proof of ownership, which was rarely available. In 1819, John Robinson Attorney General of Upper Canada declared that by