While particular generational delineations are somewhat arbitrary, they reflect an important trend: the blurring of the military front and the civilian rear. Accelerating this shift is the replacement of interstate war by armed conflict involving non-state actors such as insurgent groups, terrorist networks, militias, and criminal organizations.
尽管具体的代际界限划分或多或少带有任意性，但它们反映了一个重要趋势：军事前线和民用后方分界日益模糊。加速这一变化的是包含了非国家行动方（如叛军集团、恐怖网络、“义勇军”和犯罪组织）的武装冲突取代了国家间战争。