Related Rule
Congo
Practice Relating to Rule 64. Conclusion of an Agreement to Suspend Combat with the Intention of Attacking by Surprise the Adversary Relying on It
The Congo’s Disciplinary Regulations (1986) provides that, under the laws and customs of war, it is prohibited “to fire at, injure or kill an enemy … with whom a suspension of combat has been concluded”. 
Congo, Décret No. 86/057 du 14 janvier 1986 portant Règlement du Service dans l’Armée Populaire Nationale, 1986, Article 32(2).