Original: Javier Pérez de Cuéllar y de la Guerra (born January 19, 1920, in Lima) is a Peruvian diplomat who served as the fifth Secretary-General of the United Nations from January 1 1982 to December 31 1991.
Simplified: Javier Pérez de Cuéllar Guerra (born January 19, 1920 in Lima) is a Peruvian diplomat who was the fifth Secretary-General of the United Nations from January 1 1982 to December 31 1991.