821年

821年 — 中国: Princess Taihe, 17th daughter of Emperor Xianzong of Tang, marries Kün tengride ülüg bulmïsh alp küchlüg bilge of the Uyghur Khaganate

事件3条。正文照录原始年表原文，来源见来源与许可。上下灰色行是前后2年的脉络。

韩国南北国时代 698–918	中国唐朝 618–907	日本平安时代 794–1185	美国
本年无收录事件 822신라에서 김헌창의 난이 일어남	Princess Taihe, 17th daughter of Emperor Xianzong of Tang, marries Kün tengride ülüg bulmïsh alp küchlüg bilge of the Uyghur KhaganateEN Tibetan Empire attacks Tang but are driven off by the governor of Yan PrefectureEN Tang and the Tibetan Empire sign a treaty of non-aggression with the Tang recognizing Tibet's ownership of the Western Regions as well as the Longyou and Hexi regions in what is now Gansu ProvinceEN 819全國節度使服從。藩鎮割據局面暫告結束。 819Tibetan Empire attacks Qing Prefecture 820February — Emperor Xianzong of Tang dies, probably from being poisoned by eunuchs; his son Li Heng succeeds him and becomes Emperor Muzong of Tang 820Dương Thanh rebels and seizes Đại La 820February — Xianzong died, possibly after being poisoned by one of his eunuch officers. 820February — Xianzong's son Emperor Muzong of Tang became emperor of the Tang dynasty. 822The Uyghurs send troops to help the Tang fight against rebels, but their aid is refused; the Tang pay them 70,000 pieces of silk to go home. 823The Tang-Bo huimeng bei (Stele of the Tang-Tibetan alliance) is set up in Lhasa	本年无收录事件 823Emperor Junna ascends to the throne.	1607年起收录

韩国南北国时代 698–918

中国唐朝 618–907

日本平安时代 794–1185

美国

Princess Taihe, 17th daughter of Emperor Xianzong of Tang, marries Kün tengride ülüg bulmïsh alp küchlüg bilge of the Uyghur KhaganateEN
Tibetan Empire attacks Tang but are driven off by the governor of Yan PrefectureEN
Tang and the Tibetan Empire sign a treaty of non-aggression with the Tang recognizing Tibet's ownership of the Western Regions as well as the Longyou and Hexi regions in what is now Gansu ProvinceEN

819全國節度使服從。藩鎮割據局面暫告結束。
819Tibetan Empire attacks Qing Prefecture
820February — Emperor Xianzong of Tang dies, probably from being poisoned by eunuchs; his son Li Heng succeeds him and becomes Emperor Muzong of Tang
820Dương Thanh rebels and seizes Đại La
820February — Xianzong died, possibly after being poisoned by one of his eunuch officers.
820February — Xianzong's son Emperor Muzong of Tang became emperor of the Tang dynasty.
822The Uyghurs send troops to help the Tang fight against rebels, but their aid is refused; the Tang pay them 70,000 pieces of silk to go home.
823The Tang-Bo huimeng bei (Stele of the Tang-Tibetan alliance) is set up in Lhasa

1607年起收录