Alto Perú campaign (1810-1811): The improvised militia was commanded by Antonio González de Balcarce and tried to penetrate the intendencies of the Upper Peru. The militia first engaged in combat with the Spanish army in the Battle of Suipacha and it was a victory for the Argentines. But the campaign would end unsuccessfully due to the second battle: the Battle of Huaqui. There, the militia was outnumbered and suffered a terrible loss.

See also

• Argentine War of Independence