隋唐两代,前后相继,版图开廓,可以上迈秦汉,秦时西北才逾黄河,隋时竟置郡于且末(治所在今新疆维吾尔自治区且末县).汉时于西域置都护,兼护南北两道,然三十六国仍各自有其王侯.唐时陇右道的安西和北庭两都护府,辖地且远至葱岭之西,在此广土众民的帝国中,欲妥为治理,就必须整 Sui and Tang dynasties, both before and after the layout opened, you can step on the Qin and Han, Qin only when the Northwest over the Yellow River, Sui even set the county at the end of the rule (where this rule and the Xinjiang Uygur Autonomous Region and the last county). , Both North and South, while the 36 countries still have their own princes .Tang Longyou rightAxi andBeiTingTwo are guarding the jurisdiction and as far as the verdant Lingling, Empire, to properly manage, we must whole