Suvarnadurg (also spelt in England as Severndroog) is an island fortress near Harnai in Konkan, along the western coast of India, between Mumbai and Goa. It was built by Shivaji, initially to counter the Siddi, but was also used as a defence against European interests and was a base for the Maratha navy's ship-building facility. In the mid-18th century, the fortress became the base of Maratha Admiral Tulaji Angre (also spelt Tollagee Angria; son of Admiral Kanhoji Angre), but was attacked and de… (More on Suvarnadurg)