Q. In which city was the Treaty of Bassein signed in 1802?
Answer: Bassein (Vasai)
Notes: The Treaty of Bassein was signed in Bassein (now Vasai), Maharashtra, on 31 December 1802 between the British and Peshwa Baji Rao II. It led to British ascendancy in western India and triggered the Second Anglo-Maratha War by formalizing British protection over the Maratha Peshwa.