Therefore, beginning in the Tang and continuing thereafter, the official histories became a tool to display the legitimacy of the current dynasty's rule, so before long, whenever a new dynasty arose it would act to compile an official history of the dynasty that had just collapsed.
こうして唐以降、正史は王朝の支配の正統性を明らかにする道具となり、王朝が成立すると滅亡した前王朝の正史を編纂させるようになった。