Panbari Mosque has been a prayer hall by the Muslim soldiers, and headquarters of Alauddin Husain Shah.
During the reign of the Koch rulers Rangamati area was a very prosperous place. It was the frontier post of the Koch rulers. Invading army of Bengal sultans and Mughals also used Rangamati fort. The area, as some believe, was also the headquarters of Alauddin Husain Shah. 
