Gobernador Juan Leon SolaArchived 29 September 2011 at the Wayback Machine (biography in Spanish) stated year of battle: 1815 - Translation: From 1815 to 1817 he joined the ranks of famous Entrerian leader D. José Eusebio Hereñú and contributed to the defeat of Colonel Baron Holmberg at the Battle of Sauce, in 1815, during which he was promoted by his chief to lieutenant colonel on the battlefield.
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La Independencia de Sudamérica I (in Spanish) stated date of battle: 8 December 1816 - Translation: Meanwhile (8 December 1816), the army of Artigas attacked by the Portuguese army and put it on the run in the Battle of the Sauce.
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Gobernador Juan Leon SolaArchived 29 September 2011 at the Wayback Machine (biography in Spanish) stated year of battle: 1815 - Translation: From 1815 to 1817 he joined the ranks of famous Entrerian leader D. José Eusebio Hereñú and contributed to the defeat of Colonel Baron Holmberg at the Battle of Sauce, in 1815, during which he was promoted by his chief to lieutenant colonel on the battlefield.