6 events the sources record for this year, grouped by region.
What happened
China (2)
Magusa of the Jobok killed the Jinwu official Togosa and rebelled. (History of Liao (Liaoshi) 遼史 卷25 大安8年 10月)
Jia Di secretly stationed troops at Hongde Cheng to wait for the Xia army to pass; recognizing the banner of his mother Lady Liang, they drummed and leapt out from the city and trampled the enemy, which lost badly. Lady Liang abandoned her tents and goods and barely escaped. (Xu Zizhi Tongjian (Continuation of the Comprehensive Mirror) 續資治通鑑 卷082 (1092년 조))
West Asia (1)
The fleet landed and took Kyrenia (in Cyprus) in its first assault, while Rapsomates made preparations. (Anna Komnene, The Alexiad Dawes 9.2 (문장 4))
Southern Europe (2)
Tzachas, who had prepared in advance, immediately engaged the Roman army in battle. (Anna Komnene, The Alexiad Dawes 9.1 (문장 27))
When news came that Doukas had reached Karpathos, the Cretans killed Chariches and handed Crete over to the grand duke. (Anna Komnene, The Alexiad Dawes 9.2 (문장 2))
Western Europe (1)
William rebuilt the northern city of Carlisle, built a castle, drove out Dolfin, and settled farmers there. (Anglo-Saxon Chronicle Giles/Ingram 1847 A.D. 1092 항 (pg657.txt 줄 7958))