Only statements 1 and 3 are correct. In 1798, Lord Wellesley became Governor-General of Bengal and he devised Subsidiary Alliance System. Subsidiary Alliance was a treaty between the British East India Company and princely states. According to which the Indian kingdoms lost their sovereignty to the British. The Nizam of Hyderabad was the first to accept the Subsidiary Alliance The Treaty of Bassein was a treaty signed between the British East India Company and Baji Rao II, the Maratha Peshwa of Pune after the Battle of Poona. It was signed on 31 December 1802. The Third Anglo–Mysore War was a conflict in South India between the Kingdom of Mysore and the East India Company. Lord Cornwallis was Governor-General of Bengal at the time of the Third Anglo–Mysore War(1790-92). After the Third Anglo–Mysore War, the Treaty of Seringpatnam was accepted by Tipu Sultan whereby he was forced to surrender half of Mysore territory.​