National Institutions and Institutes of Cancer (RINC); 4- Network of Public Health Schools of Unasur (RESP); 5- Network of Disasters Risk Management; 6- Network of International Offices and International Cooperation in Health (REDSSUR-ORIS) The South American Institute of Government in Health (ISAGS) of UNASUR is an intergovernmental entity of public character that has as main objective to promote the exchange, the critical reflection, the knowledge management and the generation of innovations in the field of Health policy and governance. Summits The first Union summit was held in Brasilia on 23 May 2008, in which the Constitutive Treaty was signed. Due to the political crisis that Bolivia faced, pro-tempore president Michelle Bachelet convened an emergency summit in Santiago, Chile, on 15 September 2008. The leaders of Argentina, Bolivia, Brazil and Brazil took part in this summit, in addition to President Michelle Bachelet, Colombia, Ecuador, Paraguay, Uruguay and Venezuela and the Secretary General of the OAS, José Miguel Insulza. After a six-hour meeting between the leaders in the Palacio de La Moneda, they finally declared their support for President Evo Morales's government and gave "its absolute support to Bolivia." A special UNASUR/BRICS leaders summit was held in Fortaleza, Brazil, in July 2014. The 9th Summit, scheduled for 23 April 2016 in Quito, was canceled due to the Ecuador earthquake. There have been other presidential extraordinary meetings, such as: May 2010: Buenos Aires, Argentina. Election of Néstor Kirchner as Secretary General. September 2010: Buenos Aires, Argentina. Discussion of the 2010 Ecuador crisis. December 2010: Mar del Plata, Argentina. Kirchner's successor after his death. (Concurring with the 20th Ibero-American Summit) June 2012: Mendoza, Argentina. Discussion on the Impeachment of Fernando Lugo and suspension of Paraguay. (Concurring with the XLIII Mercosur presidential summit) April 2013: Lima, Peru. Recognition of contested Venezuelan presidential elections results. July 2013: Cochabamba, Bolivia. Discussion on the Evo Morales "kidnapping" incident in Europe (due to European/US suspicions that the Bolivian Presidential aircraft carried US fugitive Edward Snowden.) Demographics At its peak of membership, UNASUR had a total population of 410 million inhabitants and a rate of population growth of about 0.6% per year. There were several different ecological regions such as tropical forests, the Atacama Desert and the icy portions of Patagonia. On the other hand, the continent presents regions of high population density, such as the great urban centers. The population is formed by descendants of Europeans (mainly Spaniards, Portuguese