Why was the Treaty of Allahabad signed?

The Treaty of Allahabad was signed in order to end the conflict between the East India Company on one side and the Nawabs of Bengal and Awadh and the Mughal Empire on the other side.

It was signed following the Battle of Buxar that took place on 23 October 1764. The treaty was handwritten by I’tisam-ud-Din, a Bengali Muslim scribe and diplomat to the Mughal Empire

For further reading check the following articles:

• Battle of Buxar
• British Raj
• European Colonialism