The Bight of Biafra extends east from the River Delta of the Niger in the north until it reaches Cape Lopez in Gabon.

[7] Slaves purchased from the markets on the Bight of Biafra included Bamileke, Efik/Ibibio, Igbo, Tikar, Bakossi, Fang, Massa, Bubi and many more.

[5][7] These captured Africans arrived in what would become the United States and were sold in Virginia, which held 60% of all slaves on the eastern coast.

[12] In 1777, Portugal transferred control of Fernando Po and Annobón to Spanish suzerainty thus introducing Spain into the early colonial history of the Bight of Biafra.

[13] In 1807, the United Kingdom made illegal the international trade in slaves, and the Royal Navy was deployed to forcibly prevent slavers from the United States, France, Spain, Portugal, Holland, West Africa and Arabia from plying their trade.