17 events the sources record for this year, grouped by region.
What happened
China (1)
In the ninth year, the Emishi rebel and stop paying tribute; the general Kamitsuke no Katana is sent to attack them, but he is defeated and surrounded in a stockade (Nihon Shoki (Chronicles of Japan) 日本書紀 卷第廿三 舒明紀 9年 단락71)
Along the Ganges, about three hundred li east, he reached the country of Chen-chu (Ghazipur); circumference about 2,000 li. (Xuanzang, Great Tang Records on the Western Regions Si-yu-ki (Beal 1884) vol.2 Bk VII Ghazipur)
Crossing the Ganges, one hundred forty to one hundred fifty li northeast, he reached the country of Vaisali; circumference about 5,000 li. (Xuanzang, Great Tang Records on the Western Regions Si-yu-ki (Beal 1884) vol.2 Bk VII Vaisali)
Crossing mountains and entering valleys, fourteen hundred to fifteen hundred li, he reached the country of Nepala (Nepal); circumference about 4,000 li, in the middle of the snowy mountains. (Xuanzang, Great Tang Records on the Western Regions Si-yu-ki (Beal 1884) vol.2 Bk VII Nepal)
Pataliputra: its old name was Kusumapura (because the palace had many flowers); later the name was changed to Pataliputra. (Xuanzang, Great Tang Records on the Western Regions Si-yu-ki (Beal 1884) vol.2 Bk VIII-IX Pataliputra)
In the reign of Heraclius, Omar (the third successor of Muhammad) conquers all of Syria: the starting point of the account of the conquest of Jerusalem (William of Tyre, A History of Deeds Done Beyond the Sea Lib. 1 cap. I (RHC 판 1-1 줄 4207))