She made five complete voyages as a slave ship in the triangular trade in enslaved people.

Spanish privateers captured her in 1805 while she was on her sixth voyage after she had embarked enslaved people and took her into Montevideo.

[2] 1st voyage transporting enslaved people (1798–1799): Captain Charles Kneal acquired a letter of marque on 9 October 1798.

[3] 2nd voyage transporting enslaved people (1800–1801): Captain John Mill acquired a letter of marque on 1 March 1800.

[5] 3rd voyage transporting enslaved people (1801–1802): Captain James Giles acquired a letter of marque on 26 May 1801.

[7] 5th voyage transporting enslaved people (1804): When Captain Giles sailed again, war with France had resumed.

[8][a] 6th voyage transporting enslaved people (1805–loss): Captain Samuel Hensley acquired a letter of marque on 9 January 1805.

[9] On 2 February Elizabeth repelled an attack by a French privateer at 48°2′N 12°15′W / 48.033°N 12.250°W / 48.033; -12.250 in a single ship action.

The privateer had "Swift of Norfolk" painted on her stern and was armed with twenty 24-pounder carronades on her main deck and lighter guns on her quarterdeck.

[9] Spanish records report that in June 1805, Viceroy Sobremonte, of Argentina, issued two letters of marque, one for Dolores (24 guns), Currand, master, and Berro y Errasquin, owner, and one for Dromedario (20 guns), Hippolito Mordel, master, and Canuerso y Masini, owner.

In three months of cruising Dolores captured three ships and one brig, carrying a total 600 enslaved people.