With its many natural harbours and gold deposits, 58 of the 60 colonial forts built on the Guinea Coast of West Africa are situated in what is modern Ghana - the first former European (latterly British) colony to gain independence, in 1957.
A five-year campaign by human rights campaigners, including the Franciscan religious order, has influenced the Human Rights Council of the United Nations to has decide to appoint a Special Rapporteur on contemporary forms of slavery.