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Ukraine
Practice Relating to Rule 36. Demilitarized Zones
Section B. Attacks on demilitarized zones
Ukraine’s IHL Manual (2004) states: “Attacks against or hostilities within … demilitarized zones shall be prohibited.” 
Ukraine, Manual on the Application of IHL Rules, Ministry of Defence, 11 September 2004, § 1.2.50; see also §§ 1.2.51 and 1.8.5.