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) late December 1965 and most of January 1966, "Simon Bolivar" underwent demonstration and shakedown operations. The Gold Crew successfully fired a Polaris A-3 ballistic missile off the coast of Cape Kennedy, Florida, on 17 January 1966, and the Blue Crew completed a successful Polaris missile firing on 31 January. The Gold Crew continued shakedown operations in the Caribbean Sea in February. The following month, "Simon Bolivar"s home port was changed to Charleston, South Carolina, where she was assigned to Submarine Squadron 18, and minor deficiencies were corrected during a shipyard availability period. In April 1966 "Simon Bolivar" got underway and