Tercio de Vizcaínos
| Tercio de Vizcaínos | |
|---|---|
Official uniform belonging to the 1st company of Vizcaínos Castellanos | |
| Disbanded | 1809 |
| Country | Argentina |
| Allegiance | Spanish Empire |
| Type | Infantry |
| Engagements | British invasions of the River Plate Mutiny of Álzaga |
Tercio de Vizcaínos (Third of Vizcaínos) was a unit of Spanish militia of Buenos Aires, composed in its majority by volunteers of Basque, Castilian and Asturian origin. This infantry unit was established after the first English Invasion to the Río de la Plata.