The Battle of Buxar was fought between the combined armies (of the Nawab of Awadh, the Mughal Emperor and Mir Kasim II) and the _______________.

The battle of Buxar was a conflict at Buxar in northeastern India between the forces of the British East India Company and the combined army of an alliance of Indian states involving Bengal, Awadh, and the Mughal Empire. It was a crucial battle confirmed British power over Bengal and Bihar and marked the end of the attempt to reign Bengal through a puppet nawab.