Battle of Badr to avenge Ibn al-Hadrami, the guard killed at Nakhlah; finally, a few must have wanted to take part in what was expected to be an easy victory against the Muslims. Amr ibn Hishām is described as shaming at least one noble, Umayah ibn Khalaf, into joining the expedition. When the word reached the Muslim army about the departure of the Meccan army, Muhammad immediately called a council of war, since there was still time to retreat and because many of the fighters there were recent converts (called "Ansar" or "Helpers" to distinguish them from the Quraishi Muslims) who had only
Army of the North victory. The battle was favorable to Balcarce even though he again had numerical inferiority (800 royalist against 600 rebels, and in Cotagaita 2,000 royalists against 1,100 rebels). Balcarce earned the rank of brigadier, and the confidence to advance towards the Desaguadero River, border of the viceroyalty in colonial times. Due to internal disagreements Castelli had to dismiss Güemes and his gaucho soldiers. The royalist defenses were left in charge of general José Manuel de Goyeneche, who met with Castelli and signed an armistice to last for forty days from 16 May. The army moved from the encampment at La Laja,