abstract:Hormando Vaca Díez (born April 30, 1949; died February 9, 2010, Warnes, Santa Cruz)correodelsur retrieved 30th May 2010 was formerly president of the upper house (Senate) of the Bolivian National Congress. In line for the post of president after Carlos Mesa's resignation, he declined amid protests against him, in a televised speech where he stated that the recent protests were caused by Carlos Mesa and Evo Morales.