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
South African Industrial Federation by the South African Trades Union Council. South African Industrial Federation The South African Industrial Federation was established in 1914 as an amalgamation of the Industrial Federations in the provinces of South Africa. The Federation attracted most of the trades unions in the country. It had a policy of support for white labour, believing that employers had a policy of using black labour to drive down wages. The Cape Federation of Labour Unions which represented many coloured workers refused to do so. It was led by Archie Crawford. Membership reached 60,000. It was active in the Rand Rebellion in 1922.