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Spain
Practice Relating to Rule 4. Definition of Armed Forces
Section A. General definition
Spain’s LOAC Manual (1996) states that all armed forces have to be organized, have a commander responsible for the conduct of his or her subordinates and an internal disciplinary system which ensures compliance with IHL. 
Spain, Orientaciones. El Derecho de los Conflictos Armados, Publicación OR7-004, 2 Tomos, aprobado por el Estado Mayor del Ejército, División de Operaciones, 18 March 1996, Vol. I, § 1.3.a.(1).
Spain’s LOAC Manual (2007) states that all armed forces have to be organized, have a commander responsible for the conduct of his or her subordinates, and an internal disciplinary system which ensures compliance with IHL. 
Spain, Orientaciones. El Derecho de los Conflictos Armados, Tomo 1, Publicación OR7–004, (Edición Segunda), Mando de Adiestramiento y Doctrina, Dirección de Doctrina, Orgánica y Materiales, 2 November 2007, § 1.3.a.(1).