Portugal–Spain border NATO 2010 Lisbon summit and during Pope Francis's visit to Fátima in May 2017. Portugal's maritime borders, also known as the Exclusive economic zone of Portugal is currently disputed by Spain in the Savage Islands area, between Madeira and the Canary Islands. The main crossing point between Portugal and Spain is Vilar Formoso - Fuentes de Oñoro. Other important crossings are Caminha and Bragança to Galicia, Portalegre and Elvas to Badajoz, and Castro Marim and Vila Real de Santo António to Ayamonte. Bridges across the border include the Guadiana International Bridge and the Lower Guadiana International bridge. A zipline across
Portugal–Spain relations formed as a kingdom on 24 June 1128 after winning the Battle of São Mamede in an effort led by Afonso Henriques, who proclaimed himself King of Portugal on 25 July 1139 after defeating the Moors in the Battle of Ourique, all within the Reconquista. Henriques was recognized as such in 1143 by King Alfonso VII of León and in 1179 by Pope Alexander III. Spain is believed to have begun by the Union of the crowns of Castile and Aragon in 1479, although the unification of Spain and creation of one nation state only took place during the Age