Simbor is a territory of 0.91 square kilometers located in the estuary of the Sahil River (called Rio Vançoso by the Portuguese) in the cove of Simbor, about 25 km east of Diu. Since its establishment in the early 18th century, this exclave was subordinate to the District of Diu, Portuguese India, until in was occupied by India in December 1961, along with the rest of Portuguese India. Simbor (also Simar or Simarbandar) is now part of the District of Diu, one of the three districts of the union territory of Dadra and Nagar Haveli and Daman and Diu.