 Consisting of four main inhabited islandsMallorca, Menorca, Ibiza and Formenteraoff the coast of Catalonia and Valencia, the Balearic Islands comprise one province and an Autonomous Community of Spain.The islands were under Muslim control until 1229–35, when they were conquered by King James I of Aragon and constituted as a Kingdom of Majorca, subordinate to Aragon.Menorca came under British control for most of the 18th century as a result of the 1713 Treaty of Utrecht.