leader of the Colorado Party, which was traditionally supported by the Brazilian Empire;
* in 1864, against Atanasio Aguirre. This last intervention would lead to the Paraguayan War.

On 19 April 1863, Uruguayan general Venancio Flores, who was then an officer in the Argentine army as well as the leader of the Colorado Party of Uruguay, invaded Uruguay, starting the Cruzada Libertadora with the covert support of Argentina, which supplied