The Battle of Pontoise took place in 1356 during the Hundred Years' War between England and France. This conflict was part of a series of battles over control of French territory. The English forces, led by Edward, the Black Prince, aimed to capture the town of Pontoise, which was strategically important. The battle resulted in a decisive victory for the English, further weakening the French position in the region. Following this defeat, the French struggled to maintain control over their territories, leading to increased tensions and ongoing conflicts throughout the war.