Complex sentence: He carried out small wars, especially with King of Punjab, Ranjit Singh engaged in defending the western fronts of Nahan, Chamba, Almora, Kangra, Saharanpur, Dehradun against his British counterpart General David Ochterrlony.
Split into simpler sentences: He carried out small wars, especially with King of Punjab, Ranjit Singh. He also engaged in defending the western fronts of Nahan, Chamba, Almora, Kangra, Saharanpur, Dehradun against his British counterpart, General David Ochterrlony.