He built a fortress on the island in order to close access to the Red Sea and prevent Arab trade with India.
Editors. "Socotra seized by Afonso de Albuquerque". The Literary Encyclopedia. First published 01 March 2010; last revised 30 November -1.
[http://www.litencyc.com/php/stopics.php?rec=true&UID=9868, accessed 19 April 2015.]