4 events the sources record for this year, grouped by region.
What happened
China (1)
On the day dingchou of 641, Li Daozong, Prince of Jiangxia and Minister of Rites, is given the tally to send Princess Wencheng to Tubo. (Zizhi Tongjian (Comprehensive Mirror) 권196 641년 항)
Japan (1)
In the thirteenth year, the consort of Emperor Jomei is lodged north of the palace and called the Lady of Baekje (Kudara ōkisaki); the crown prince's son Prince Kaibetsu, aged sixteen, falls into brain death (Nihon Shoki (Chronicles of Japan) 日本書紀 卷第廿三 舒明紀 13年 단락97)