Battle of Uhud town from which many of the Muslims had previously emigrated. The Battle of Uhud was the second military encounter between the Meccans and the Muslims, preceded by the Battle of Badr in 624, where a small Muslim army had defeated a larger Meccan army. Marching out from Mecca towards Medina on 10 December AD 624, the Meccans desired to avenge their losses at Badr and strike back at Muhammad and his followers. The Muslims readied for war soon afterwards and the two armies fought on the slopes and plains of Mount Uhud. Whilst outnumbered, the Muslims gained the early initiative
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,