Open Files An exhaustive investigative report on the lives and works of Latin America’s and the world’s most controversial personalities. Today's program "La Nación-The Color of Oligarchy looks at the oldest and most conservative newspaper in Argentina, La Nacion. The daily was founded 140 years and from the very beginning its dye was caste, as it was linked to powerful business sectors. Its founder was also the first president of Argentina, Bartolome Mitre. La Nacion is a mouthpiece for the powers that be because it is one of the powers that be. teleSUR