7 events the sources record for this year, grouped by region.
What happened
China (6)
Defenders of the south side abandoned their gate, the main army entered the city, and after street fighting the last emperor (Chenglin) was killed by mutinous soldiers, and the Jin fell. (History of Jin (Jinshi), Annals 金史 卷018 哀宗 天興三年正月)
The Jin ruler Wanyan Shouxu handed the throne to Chenglin, a prince of the imperial clan. (History of Song (Songshi), Annals 宋史卷041 端平元年)
Zhu Yangzu, Secretary of the Court of Imperial Sacrifices, and Lin Tuo were sent to Luoyang to visit the eight imperial tombs. (History of Song (Songshi), Annals 宋史卷041 端平元年)
The Jin ruler yielded the throne to clansman Chenglin, then killed himself and was cremated; the city fell, Chenglin was killed, and the Jin dynasty ended. (History of Yuan (Yuanshi), Annals 元史 卷2 太宗 1234年 1月)
In the first month the Jin officers Mu Yanwudeng and others passed their days in daily song and dance at Xizhou, and the troops grew dissolute; when Caizhou fell they asked to surrender and held mourning and sacrifice for the Jin ruler (Aizong), giving him the posthumous name Zhaozong. (Xu Zizhi Tongjian (Continuation of the Comprehensive Mirror) 권167 正月 단락167.12.0)
In the third month, day xinyou, Zhu Yangzu, assistant of the Taichang Office, and Lin Tuo, Hewen Zhihou, were sent to Luoyang to pay homage at the eight mausoleums. (Xu Zizhi Tongjian (Continuation of the Comprehensive Mirror) 권167 三月 단락167.18.0)
Eastern Europe & Russia (1)
Yaroslav strikes the Germans below Yuriev and pursues them to the river, defeating them. (Novgorod First Chronicle litopys 기사 1234년)