Alto Perú campaign
): 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.