Instances of armed conflict without declaration of war may include , but are not necessarily limited to , the exercise of armed force pursuant to a recommendation , decision , or call by the united nations , in the exercise of the inherent right of individual or collective self - defense against armed attack , or in the performance of enforcement measures through a regional arrangement , or otherwise , in conformity with appropriate provisions of the united nations charter 未宣战的武装冲突状态得包含但不限于依据联合国所劝告、决议、召集的武装力量，对抗武装攻击的个人天赋权利或集体自卫权利，实施局部性安排或与符合联合国宪章适切条款的强制性手段。
