Pedro Antonio Marín Marín ( May 13 , 1930 ( disputed ) - March 26 , 2008 ) , known by his `` nom de guerre '' Manuel Marulanda Vélez , was the main leader of the FARC-EP ( `` Fuerzas Armadas Revolucionarias de Colombia - Ejército del Pueblo '' ) .
He was the main leader of the FARC-EP ( `` Fuerzas Armadas Revolucionarias de Colombia - Ejército del Pueblo '' ) .