Events

• Welcher of Malvern creates a system of measurement for the earth using degrees, minutes, and seconds of latitude and longitude.
• Construction begins on Llandaff Cathedral in Wales
• November 25 - Wreck of the White Ship in the English Channel

Births

• Louis VII of France (d. 1180)
• Manuel I Comnenus
• Ioveta of Bethany

Deaths

• November 25 - William Adelin, son of Henry I of England (died in the White Ship wreck)