Battle of Badr the Umayyad Caliphate. In later days, the battle of Badr became so significant that Ibn Ishaq included a complete name-by-name roster of the Muslim army in his biography of Muhammad. In many hadiths, veterans who fought at Badr are identified as such as a formality, and they may have even received a stipend in later years. The death of the last of the Badr veterans occurred during the First Islamic civil war. As Paul K. Davis sums up, "Mohammed's victory confirmed his authority as leader of Islam; by impressing local tribes that joined him, the expansion of Islam began." The
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,