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

Vessel: Sociedade; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Silva, Joaquim José Duarte; Captain: Alves, João Luís; Investor: Alves, João Luís. The voyage began at Bahia, place unspecified on 21 June 1817. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Bahia, place unspecified. Recorded duration of the captives' Atlantic crossing: 29 days. Recorded outcome: Voyage completed as intended.