The world in 680 AD — what happened that year

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

What happened

Pei Xingjian crushed the Turks at Heishan, capturing the chief Fengzhi. (Old Book of Tang (Jiu Tangshu), Annals 舊唐書卷5 調露2年 3月)
Li Jingxuan fought the Tibetan general Zanpo at Huangzhong and was defeated, but Heichi Changzhi fought bravely and broke the Tibetan army. (Old Book of Tang (Jiu Tangshu), Annals 舊唐書卷5 調露2年 7月)
Crown Prince Li Xian was deposed and Li Zhe, Prince of Ying, was made crown prince; the era was changed. (New Book of Tang (Xin Tangshu), Annals 新唐書卷003 高宗永隆1年8月)
In March 680, Pei Xingjian crushes the Turks at Heishan and captures the chief Fengzhi; Khan Nishufu is killed by his own men, and his head is sent in surrender. (Zizhi Tongjian (Comprehensive Mirror) 권202 680년 항)

Archbishop Theodore held a synod at Hatfield, and in the same year Hild, abbess of Whitby, died. (Anglo-Saxon Chronicle Giles/Ingram 1847 A.D. 680 항 (pg657.txt 줄 1855))
Theodore presided over the Council of Hatfield, which condemned Monothelitism and confirmed the orthodox faith. (Bede, Ecclesiastical History of the English People Bede HE 4.17)
John the Precentor, choirmaster of the papal chapel, came to Britain and taught song and liturgy at Wearmouth monastery. (Bede, Ecclesiastical History of the English People Bede HE 4.18)
Hilda, abbess of Whitby, died. (Bede, Ecclesiastical History of the English People Bede HE 4.23)
Caedmon, a herdsman at the Whitby monastery, received the gift of song from heaven. (Bede, Ecclesiastical History of the English People Bede HE 4.24) tradition