 Under the strong Mandal chief, Viramgam did not become part of the Muslim Gujarat Sultanate until 1530.Commanding the entrance to Kathiawar, the Mughal governors chose it as the headquarters of the Jhalavad "prant" (district), and in the disturbances of the eighteenth century, it was the scene of several struggles.The old town of Viramgam is surrounded by a rectangular, towerflanked brick and stone wall, about 21 miles round.