 With these reinforcements, Balcarce achieved victory at the Battle of Suipacha, which allowed patriots to control all of Upper Peru unopposed.One of the men sent was Martín Miguel de Güemes, who would eventually lead the "Guerra Gaucha" in Salta years later.At Villa Imperial, one of the richest cities of Upper Peru, an open cabildo called on Goyeneche to withdraw from their territory.