Fuerza Aérea Hondureña
Lopez was born in Danlí to Enrique López and Carlota Arellano in the department of El Paraíso, an influential family . He joined the Army at eighteen and subsequently graduated as a pilot from the Honduran Air Force School. He then spent 1942-1945 in the U.S. state of Arizona studying mechanical aviation. López served as a colonel for numerous years and eventually rose to the rank of general.