Literature Reference: 杀人亦有限，列国自有疆。—— 《横吹曲辞 前出塞九首 六》 Killing has its limits, and states have their borders. Source from 'Hengchui Quci Qian Chu Sai Jiu Shou Liu' by Du Fu.
列: To enumerate, arrange, and list in great numbers, metaphorically signifying doing things in an orderly and methodical manner.
国: Nation, capital. In names, it often conveys the meaning of lofty aspirations and extraordinary ambitions.
Meaning: States signify vastness, inclusivity, and peaceful coexistence.