The Tibetan prefectures of Qinzhou, Yuanzhou and Anlezhou, and seven passes including Shiwen, surrender to the Tang. (Zizhi Tongjian (Comprehensive Mirror) 資治通鑑 卷248)
Japan (4)
In the second month, the Tsushima Island Office, saying it was close to Silla and needed defenses, asked to cut one clerk (shisei) and set up one crossbow master; permitted. (Shoku Nihon Kōki 續日本後紀 卷第十九 (원문 18번째 단락))
In the fourth month, the Ryōkyakushi admitted the Bohai envoy Wang Wenju and others to the capital and lodged them at the Kōrokan; by imperial proclamation (senmyō), their breach of the once-in-twelve-years tribute deadline was pardoned. (Shoku Nihon Kōki 續日本後紀 卷第十九 (원문 36번째 단락))
In the eighth month, urgent report from the Dazaifu: 53 Great Tang merchants arrived at this port in one ship, carrying much cargo. (Shoku Nihon Kōki 續日本後紀 卷第十九 (원문 60번째 단락))
In the twelfth month, the Dazaifu urgently reported the rebellion situation of Tomi no Mahito Naona, acting Governor (gon no kami) of Bungo. (Shoku Nihon Kōki 續日本後紀 卷第十九 (원문 86번째 단락))