The slave ship NS da Conceição Aliança departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Brazil.

Vessel: NS da Conceição Aliança; flag: Portugal / Brazil; rig: Brig; estimated standardized tonnage: 184. People recorded in connection with the voyage: Investor: Hortigueria, João Leite Pita de; Captain: Viana, Joaquim Martins. The voyage began at Pernambuco, place unspecified on 19 September 1820. Principal recorded place where captives were acquired: Mozambique (East Africa and Indian Ocean islands). Principal recorded disembarkation place: Pernambuco, place unspecified.