FTP, identify this battle of 1813, known as the "Battle of the Nations," which ended with the king of Saxony being captured and Napo  leon retreating.
Afterwards, King Jerome fled from Cassel and the kingdom of Westphalia collapsed, along with the grand duchies of Berg and Frankfurt. Beginning on October 16, with an inconclusive encounter at Wachau and the defeat of Marmont at Mockern, 100,000 Rus  sian reinforcements arrived under Bennigsen the next day, and the Allied attack on the eighteenth was a complete victory. FTP, identify this battle of 1813, known as the "Battle of the Nations," which ended with the king of Saxony being captured and Napo  leon retreating.
Afterwards, King Jerome fled from Cassel and the kingdom of Westphalia collapsed, along with the grand duchies of Berg and Frankfurt.
Leipzig