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) a raging winter storm with waves breaking repeatedly over the ship, its sail and the harnassed watchstanders in the cockpit of the sail. Inside the ship the crew endured difficult conditions due to constant rolling of the circular hull in the high sea state. "Simon Bolivar" continued a high speed surface run until the evacuation point was reached enabling a transfer of the seriously ill crewman. The "Simon Bolivar" then returned to open ocean and resumed alert patrol status ending with a return to the Charleston SSBN site. The evacuated crew member survived though he never returned to the "Simon