Slavery in the British and French Caribbean abolished the slave trade but the decree did not come into effect until 1826. France re-abolished slavery in her colonies in 1848 with a general and unconditional emancipation. William Wilberforce's Slave Trade Act 1807 abolished the slave trade in the British Empire. It was not until the Slavery Abolition Act 1833 that the institution finally was abolished, but on a gradual basis. Since slave owners in the various colonies (not only the Caribbean) were losing their unpaid labourers, the government set aside £20 million for compensation but it did not offer the former slaves reparations. With the abolition of the
Slavery notably France and the British colonies. Between 1808 and 1860, the British 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, for example against "the usurping King of Lagos", deposed in 1851. Anti-slavery treaties were signed with over 50 African rulers. In 1839, the world's oldest international human rights organization, Anti-Slavery International, was formed in Britain by Joseph Sturge, which campaigned to outlaw slavery in other countries. There were celebrations in 2007 to commemorate the 200th