The world in 666 AD — what happened that year

5 events the sources record for this year, grouped by region.

What happened

Emperor Gaozong climbed Mount Tai to perform the Feng sacrifice, and the following day performed the Shan sacrifice at Sheshui Mountain. (Old Book of Tang (Jiu Tangshu), Annals 舊唐書卷5 乾封1年 1月)
At Mount Tai he performed the Feng sacrifice, and at Sheshou the Shan rite; the Empress served as second offerer. The era was changed to Qianfeng. (New Book of Tang (Xin Tangshu), Annals 新唐書卷003 高宗乾封1年1月)
At Bozhou, Laozi was sacrificed to and honored with the title Taishang Xuanyuan Huangdi. (New Book of Tang (Xin Tangshu), Annals 新唐書卷003 高宗乾封1年2月)
Yeon Namsaeng, pursued by his younger brothers Namgeon and Namsan, took refuge in Gungnae fortress and sent his son Heonseong to Tang to ask for help. (Samguk Sagi (History of the Three Kingdoms) 卷22 寶藏王下 25年)
In September 666, Pang Tongshan crushes Goguryeo's army, and Namsaeng leads his troops and joins Tongshan. (Zizhi Tongjian (Comprehensive Mirror) 권201 666년 항)

Places where the world territory data shows a change of borders in this year.