The Battle of Poitiers took place on September 19, 1356, during the Hundred Years' War between England and France. It was a significant conflict where the English army, led by the Black Prince, Edward of Woodstock, faced the French forces commanded by King John II of France. The battle resulted in a decisive victory for the English, who utilized their longbowmen effectively against the French cavalry. The outcome of the battle had major implications for the war, leading to the capture of King John II. This event further weakened French morale and contributed to the ongoing struggles between the two nations. The battle is remembered as one of the key moments in the Hundred Years' War.