|Centuries:||11th century – 12th century – 13th century|
|Decades:||1070s 1080s 1090s – 1100s – 1110s 1120s 1130s|
|Years:||1103 1104 1105 – 1106 – 1107 1108 1109|
- September 28 – Henry I of England defeats his older brother Robert Curthose, duke of Normandy, at the Battle of Tinchebrai, and imprisons him in Devizes castle; Edgar Atheling and William Clito are also taken prisoner.
- Balaguer, Spain, is captured from the Moors by the count of Urgell.
- Boleslaus III of Poland begins a war against his brother Zbigniew for control of Poland.