Count Johan Banér was a Swedish military leader and politician during the Thirty Years' War. Born in 1596, he became known for his strategic skills and leadership in various battles, contributing significantly to the Swedish Empire's military successes in Europe. His most notable achievements include victories at the battles of Breitenfeld and Nördlingen. Banér served as a commander in the Swedish Army and was appointed as a field marshal. He played a crucial role in expanding Swedish influence in Germany. His military career was marked by both triumphs and challenges until his death in 1641.