TY - THES AU - Vargas García, Elizabeth A3 - Rocha Valencia, Alberto PY - 2017 UR - https://hdl.handle.net/20.500.14352/22286 AB - This research work starts with the concept that there has been only one international system whose emergence was marked with the Peace of Westphalia Treaty which characteristics are the change and the continuity. Thus, the behavior pattern of the... LA - spa PB - Universidad Complutense de Madrid KW - Relaciones Internacionales KW - International relations TI - El rol de Estados Unidos en el sistema político internacional de la posguerra fría M3 - doctoral thesis ER -