5 events the sources record for this year, grouped by region.
What happened
Japan (1)
A great earthquake. The Gundari (Kundali) jo-roku image of the Godaido at Hojo-ji collapsed, the nine-story pagoda tilted and several halls were damaged. (Fusō Ryakuki part_02 줄 453)
West Asia (1)
From Nicomedia the emperor summoned five hundred Frankish men of the Count of Flanders, left Constantinople, and reached Ainos. (Anna Komnene, The Alexiad Dawes 8.3 (문장 19))
Southern Europe (2)
The vanguard of the Scythians, in Scythian dress and banners, appeared on the Dimilia plain, and scouts reported that the Scythians were coming. (Anna Komnene, The Alexiad Dawes 8.2 (문장 6))
The battle of Lebounion: on Tuesday, 29 April; a song arose that the Scythians had not lived to see May. (Anna Komnene, The Alexiad Dawes 8.5 (문장 37))
Western Europe (1)
William went to Normandy and was reconciled with his elder brother Robert; Robert gave William Pescan and other places. (Anglo-Saxon Chronicle Giles/Ingram 1847 A.D. 1091 항 (pg657.txt 줄 7908))