country_of_citizenship tadjidine ben said massounde
Anjouan ( also known as Ndzuwani or Nzwani , and historically as Johanna or Hinzuan ) is an autonomous island in the Indian Ocean that forms part of the Union of the ___MASK47___ . Its chief town is Mutsamudu and , , its population is around 277 , 500 . The total area of the island is 424 square kilometers ( 163 square miles ). The Indian Ocean is the third largest of the world ' s oceanic divisions , covering ( approximately 20 % of the water on the ___MASK17___ ' s surface ). It is bounded by Asia on the north , on the west by Africa , on the east by Australia , and on the south by the Southern Ocean or , depending on definition , by Antarctica . It is named after the country of ___MASK27___ . The Indian Ocean is known as " Ratnkara ", "" the mine of gems "" in ancient Sanskrit literature , and as " Hind Mahsgar ", "" the great Indian sea "", in Hindi . Tadjidine Ben Said Massounde ( Arabic :       , 1933 in Anjouan -- February 29 , 2004 ) was a Comorian politician . Massounde served as Prime Minister from 27 March 1996 to 27 December 1996 . After the death of President Mohamed Taki Abdoulkarim on 6 November 1998 , he became interim President . His government was overthrown in a 30 April 1999 military coup led by Colonel Azali Assoumani . Mutsamudu ( population over 25 000 ) is the second largest city in the ___MASK47___ , founded in 1482 . It is also the capital and largest city on the island of Anjouan as well the former home of former Comorian president Ahmed Abdallah Mohamed Sambi . It now houses a deep water port , an ancient citadel , and narrow streets with many shops and small crafts . An island or isle is any piece of sub - continental land that is surrounded by water . Very small islands such as emergent land features on atolls can be called islets , skerries , cays or keys . An island in a river or a lake island may be called an eyot or ait , and a small island off the coast may be called a holm . A grouping of geographically or geologically related islands is called an archipelago , e . g . the ___MASK74___ .