The slave ship Sociedade departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Brazil.

Vessel: Sociedade; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Captain: Oliveira, Antônio Xavier de; Captain: Pereira, João; Investor: Pereira, João. The voyage began at Rio de Janeiro on 19 March 1818. Principal recorded place where captives were acquired: Mozambique (East Africa and Indian Ocean islands). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 67 days. Estimated mortality during the crossing: 27.0%. Recorded outcome: Voyage completed as intended.