The Treaty of Bassein:
It was a pact signed on 31st December 1802.It was signed between East India Company and Baji Rao II.
Baji Rao II was the Maratha Peshwa of Pune, and the treaty was signed after the Battle of Poona.
This treaty led to the decisive victory of the British and it eventually led to the domination of the East India Company and the dissolution of Maratha's power.
Baji Rao accepted the subsidiary alliance imposed by Lord Wellesley.He lost his independence in return for the gaddi of the Peshwa.
An English force under Arthur Wellesley entered Poona on May 13, 1803, and Baji Rao was declared the Peshwa.