Treinta y Tres, an eastern department of Uruguay (q.v.), washed by the Lagoa Mirin. The name was given to commemorate the thirty and three patriots who on 19th April 1825, after revolutionary meetings in Buenos Ayres, crossed the Plate and proclaimed a revolt against Brazil.
Treinta y Tres
Chambers's Encyclopaedia, Volume 10: Swastika to Zyrianovsk and Index, p. 284
Source scan(s): p. 0303