They also brought silks of Granada and Tunis, and silver, in exchange for which they received slaves and gold.

These Arabs, or Moors, had a place of trade of their own, called Hoden, behind Cape Blanco.

There the slaves were brought, "from whence," Ca da Mosto says, "they are sent to the mountains of Barka, and from thence to Sicily; part of them are also brought to Tunis and along the coast of Barbary, and the rest to Argin, and sold to the licensed Portuguese.

Every year between seven and eight hundred slaves are sent from Argin to Portugal." "Before this trade was settled," says Ca da Mosto, "the Portuguese used to seize upon the Moors themselves (as appears occasionally from the evidence that has before been referred to), and also the Azenegues, who live further towards the south; but now peace is restored to all, and the Infante suffers no further damage to be done to these people.

He is in hopes, that by conversing with Christians, they may easily be brought over to the Romish faith, as they are not, as yet, well established in that of Mohammed, of which they know nothing but by hear-say." THE SENEGAL RIVER.
No doubt the prince's good intentions were greatly furthered by the convenience of this mode of trading.