1171

Millennium:	2nd millennium
Centuries:	11th century – 12th century – 13th century
Decades:	1140s  1150s  1160s  – 1170s –  1180s  1190s  1200s
Years:	1168 1169 1170 – 1171 – 1172 1173 1174

Events

• Saladin bans the Fatimid Caliphate, bringing back Sunni rule in Egypt.
• Manuel I Comnenus orders all the Venetians in the Byzantine Empire to be arrested.
• Rhys ap Gruffydd agrees to talk to Henry II of England.
• Building of the Cathedral of Saint Sabino in Bari is finished.
• Serbian ruler Stefan Nemanja begins to rule alone.
• Alfonso II of Aragon beats Caspe and Teruel.
• Henry II of England starts eight centuries of conflict and war between Ireland and England.
• Pisa and Florence make an alliance against Lucca and Genoa.
• The Heirs of Robert Burdet leave Catalonia.

Births

• August 15 — King Alfonso IX of León (d. 1230)
• Agnes of France, daughter of Louis VII of France (d. after 1207)

Deaths

• January 1 — Diarmait Mac Murchada, King of Leinster (b. 1110)
• February 20 — Conan IV, Duke of Brittany (b. 1138)
• November 8 — Baldwin IV, Count of Hainaut (b. 1108)
• Henry of Blois, bishop of Winchester (b. 1111)
• Gleb of Kiev