Gibraltar Arc Gibraltar Arc The Gibraltar Arc is a geological region corresponding to an arcuate orogen surrounding the Alboran Sea, between the Iberian Peninsula and Africa. It consists of the Betic Cordillera (south Spain), and the Rif (North Morocco). The Gibraltar Arc is located at the western end of the Mediterranean Alpine belt and formed during the Neogene due to convergence of the Eurasian and African plates. Maximum altitudes of the region are reached at the Mulhacén peak (3482 m) at the Cordillera Betica. Precipitation is collected mainly by the Guadalquivir (Betics) and Sebou (Rif) rivers, which have delivered most sedimentary infill
European Union (Referendum) Act 2016 (Gibraltar) 1 January 1986, some thirteen years later. Gibraltar did not participate in the 1975 UK European Communities membership referendum even though the result directly impacted on its membership and didn't participate in any European Parliamentary Elections between 1979 and 1999 but in 2002 legislation was passed by the British Parliament which allowed Gibraltar to formally take part in the 2004 European Parliament election as part of the South West European Parliament constituency in all subsequent European elections. Following the surprise election victory by the Conservatives in May 2015 it was announced that Gibraltar would fully participate in the proposed referendum