Murshid Quli Khan, Alivardi Khan, and then Siraj-ud-Daulah were powerful Nawabs of Bengal. The East India Company was able to wrest the Bengal province from Siraj-ud-Daulah after the Battle of Plassey. The Company won this battle after garnering the support of Mir Jafar, one of Siraj-ud-Daulah's commanders. Mir Jafar was then made the Nawab of Bengal.