The slave ship Comerciante began acquiring enslaved Africans for transportation to Brazil.

Vessel: Comerciante; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Captain: Barros, Antônio Daniel Batista; Investor: Martins, João Antônio Rodrigues; Captain: Santos, Manoel Carlos dos. The voyage began at Lisbon on 21 May 1810. Principal recorded place where captives were acquired: Bissau (Senegambia and offshore Atlantic). Principal recorded disembarkation place: Pernambuco, place unspecified.