Changes

Under a treaty the town was made over to the [[Portuguese]] in 1533, and Thana became prosperous. Possession was lost in 1739 when the Portuguese lost [[Bassein]]. Under During the [[1st Maratha War]]under threat of Portuguese repossession of Salsette and Bassein and after failed negotiation with [[Maratha]] forces from in [[Poona]], the British annexed [[Annexation of Thana ]] by taking the Fort British 28 December 1771 was achieved by force in 28 December 1771 under the command of General Robert Gordon. Later the fort (built 1737) garrisoned (1813) by a battalion of sepoys and the [[Bombay European Foot Artillery|European Artillery]] from Bombay, was used as a jail (1913).