A look at the tragedy that began the era of slavery in Europe, which began with Portuguese sailors conquering Africa; soon after, the island of Sao Tome became the laboratory of the most profitable operating system of all time.

It's the 17th century and the Atlantic has become the battleground of the sugar war; the French, English, Dutch and Spanish fight for the Caribbean to grow sugar cane.

The abolitionist movement gained ground in London, Paris and Washington. After the revolt in Saint-Domingue, Great Britain abolished its trans-Atlantic slave trade.