Solution:Treaty of Surat 6th March, 1775, was signed between Raghunathao, a claimant to the throne of the Peshwa and the British East India Company at Bombay. As per this treaty, the British got Salsette and Bassein (Vasai) and also part revenues from Baruch and Surat.Treaty of Purandar 1st March 1776, signed by the British Calcutta Council with Nana Phadnavis representing the Peshwa. As per this treaty, Raghunath Rao was only given a pension and was not promised any support for his claim to the Peshwa seat. But the British did retain Baruch and Salsette.
Convention of Wadgaon 13th January 1779, compact concluded after the First Maratha War in India (1775-82), marking the end of British efforts to intervene in Maratha affairs by making Raghunath Rao Peshwa or at least regent for his infant great-nephew.
Treaty of Salbai 17th May, 1782,
which ended the First Anglo-Maratha War, was signed on 17th May, 1782 between the British East India Company and the Marathas.
Marathas promised not to allow any French settlements in their regions.