54 events the sources record for this year, grouped by region.
What happened
China (54)
In the first month of the first year of Deyou, on the first day, the Yuan entered Huangzhou. (History of Song (Songshi), Annals 宋史卷047 瀛國公)
The Yuan entered Anqing Prefecture; Fan Wenhu surrendered, and the Assistant Magistrate Xia Yi took poison and died. (History of Song (Songshi), Annals 宋史卷047 瀛國公)
Sun Huchen fought the Yuan at Dingjia Sandbar and was defeated, fleeing to Lugang; Xia Gui left without fighting. (History of Song (Songshi), Annals 宋史卷047 瀛國公)
Xu Wangrong, Commander-in-Chief, received the Yuan forces into Jiankang Prefecture, and Shi Zuzhong, Commander of Zhenjiang, asked to surrender at Jiankang. (History of Song (Songshi), Annals 宋史卷047 瀛國公)
Zhu Sisun, Pacification Commissioner of Jinghu, and Gao Da, Hubei Circuit Commissioner, surrendered by handing over Jiangling; the northern circuits of Jinghu surrendered one after another. (History of Song (Songshi), Annals 宋史卷047 瀛國公)
Zan Wanshou surrendered, offering Jiading and the cities of Sangui, Jiuding and Ziyun. (History of Song (Songshi), Annals 宋史卷047 瀛國公)
The Yuan army set out from Jiankang; Acting Councillor Alahan led the right column through Si'an Garrison toward Dusong Pass. (History of Song (Songshi), Annals 宋史卷047 瀛國公)