Summer – The nomadic
Cumans cross the
Danube River and invade
Thrace, to support the pretender
Constantine Diogenes (son of the late Emperor
Romanos IV). The Cumans occupy the province of
Paristrion (located in the Lower Danube). Emperor Alexios I places Byzantine detachments to guard the passes over the
Balkan Mountains, but they are bypassed.
July –
Coloman (the Learned) begins to establish himself as ruler of
Hungary, following the death of his uncle, King
Ladislaus I (until
1116).
August 18 – King
Olaf I (Hunger) dies after a 9-year reign. He is succeeded by his brother
Eric I (the Good) as ruler of
Denmark.
England
After attacking four Norwegian merchant ships (lying in the
River Tyne),
Robert Mowbray, earl of
Northumberland, is called for by King
William II (the Red) to explain his actions. Instead, Mowbray rises up in rebellion against William along with other Norman nobles. William leads an army and besieges
Bamburgh Castle, Mowbray is captured after fleeing the stronghold.
^Picard, Christophe (2000). Le Portugal musulman (VIIIe-XIIIe siècle. L'Occident d'al-Andalus sous domination islamique. Paris: Maisonneuve & Larose. p. 109.
ISBN2-7068-1398-9.