According to historical accounts and excavation reports by archaeologists, the author discusses the scale of city planning of Yangzhou at that time.

本文作者根据文献记载及多年实际考察，并结合考古发掘资料，对唐扬州的城市规模、范围、布局等作了概括的论证。

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According to historical accounts, Imam Hussein was killed in a battle near Karbala, where he was overwhelmingly outnumbered by Yazeed's army.

CNN: Pilgrims flood Karbala on final holy day

As the daytime hours of blackness wore on, some people, according to historical accounts, began to think that there might never be light again.

CNN: When May 19 became the day of darkness