10 events the sources record for this year, grouped by region.
What happened
China (5)
Gilju chalichsa Jo Yeon and others report victory: they destroyed Pa A-son, commander of Mallyeonwi (Annals of the Joseon Dynasty 太宗實錄 十年 · 太宗實錄 8책 19권 20장 A면 · 기사 wca_11003009_003)
After crossing the Yinma River, he routed Bunyashiri at the Onon River; Bunyashiri fled with just seven horsemen. (History of Ming (Mingshi), Annals 明史 卷6 永樂八年)
Arutai pretended to surrender and then attacked; the emperor himself led the banners, routed him and pursued him more than a hundred li. (History of Ming (Mingshi), Annals 明史 卷6 永樂八年)
Returning from the personal campaign, he received court congratulations in the Hall of Fengtian in Beijing. (History of Ming (Mingshi), Annals 明史 卷6 永樂八年)
Korean Peninsula (3)
Ming's Na In-bo and others, driven off in an attack by Ollyanghap's Du Ching-gae, are provided for at Gyeongwon-bu (Annals of the Joseon Dynasty 太宗實錄 十年 · 太宗實錄 8책 19권 33장 A면 · 기사 wca_11004006_003)
Gwak Seung-u fights against Oljeokhap, who raided Gyeongwon-bu, and is defeated with heavy casualties (Annals of the Joseon Dynasty 太宗實錄 十年 · 太宗實錄 8책 19권 39장 A면 · 기사 wca_11004013_003)
Former Gongan-bu yun Pak Don-ji is sent to the Ming capital to report the Jurchen raid on the northeast (Annals of the Joseon Dynasty 太宗實錄 十年 · 太宗實錄 8책 19권 45장 B면 · 기사 wca_11004028_004)
West Asia (1)
The Genoese noble Salagruzo, on Suleiman's orders, builds a large tower at Lampsakos opposite Gallipoli, and Suleiman rewards him generously. Suleiman indulges in wine and pleasure at Gallipoli. (Doukas, History 19 (Bonn p.88-89))
Sub-Saharan Africa (1)
Umaru, after being admonished by his friend Abubakra, resigns as sarki, and they leave together and spend the rest of their lives in repentance; state affairs are handled by the galadima. (Kano Chronicle Palmer 1908, Kano Chronicle §XIV Umaru, p.74)