Step-by-step explanation:
Bahadur Shah was the youngest son of King Prithivi Narayan Shah. He ruled as a regent for next 9 years. During his regency the border of Nepal was extended to Kumau Gadwaal. He was a visionary and courageous ruler. He married the Princess of Palpa with the intention of strengthening the ties between Nepal and also recruited qualified people in his army to make his army strong. In jestha 1843BS, he conquered Gulmi, Argakhaanchi, Dhurkot and included them in Nepal. He also achieved victory over Parvat in the Asoj of the same year. After that Pyuthan, Dang, Rolpa and Jajarkot also came under Nepal's rule.