1180

Events

• April 13 - Frederick Barbarossa issues the Gelnhausen Charter
• November 18 - Philip II becomes King of France
• Emperor Antoku succeds Emperor Takakura as emperor of Japan
• Afonso I of Portugal is taken prisoner by Ferdinand II of Leon
• Artois is annexed by France
• Prince Mochihito amasses a large army and instigates the Genpei War between Taira and Minamoto clans
• Frederick Barbarossa removes Henry the Lion from the Duchy of Saxony, and created the Duchies of Westphalia and Styria
• Alexius II Comnenus becomes Byzantine emperor
• The Wittelsbach family takes control of Bavaria
• Kilij Arslan II allies with Saladin after the death of Byzantine emperor Manuel I Comnenus
• Alexander Neckam becomes a lecturer in Paris, and writes De Natura Rerum, an early mention of chess (approximate date)