Economy of South America centuries. This can be explained by South America´s high concentration on primary commodities as well as the state of the educational system and institutional structure, some of which are still related to its colonial past, others to recent political developments. It was only from the 1990s when countries in South America switched over to the system of Free-Market economy. This eventually pulled countries in South America out of the debt crisis. Now, major economic activities include agriculture, industry, forestry, and mining. In 2016, four countries, which include Brazil, Ecuador, Argentina and República Bolivariana de Venezuela experienced decline in output. Other
USS Simon Bolivar (SSBN-641) went to alert status for the first of more than 70 strategic deterrent patrols spanning four decades and three major submarine launched ballistic missile weapons systems (Polaris, Poseidon, Trident). During "Simon Bolivar"s commissioned period she operated in the Atlantic and Mediterranean from three sites: Holy Loch, Scotland; Rota, Spain; and the continental United States, mainly Charleston, SC and Kings Bay, GA. Refit sites consisted of a submarine tender, floating dry dock and complexes of piers and warehouses. At the Scotland site, the entire refit site was anchored out in Holy Loch. "Simon Bolivar"s routine of deterrent patrols out of Charleston