The Varendra Research Museum is the oldest museum in Bangladesh. It houses important collections from both the pre-Islamic and Islamic periods, including the sculptures of the Pala-Sena School of Art and the Indus Valley Civilization; as well as Sanskrit, Arabic and Persian manuscripts and inscriptions. The Ahsan Manzil, the former residence of the Nawab of Dhaka, is a national museum housing collections from the British Raj. It was the site of the founding conference of the All India Muslim League and hosted many British Viceroys in Dhaka.