1171
year
1171 (MCLXXI) was a common year starting on Friday of the Julian calendar, the 1171st year of the Common Era (CE) and Anno Domini (AD) designations, the 171st year of the 2nd millennium, the 71st year of the 12th century, and the 2nd year of the 1170s decade. As of the start of 1171, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.
| 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 |
| Gregorian calendar | 1171 MCLXXI |
| Ab urbe condita | 1924 |
| Armenian calendar | 620 ԹՎ ՈԻ |
| Assyrian calendar | 5921 |
| Balinese saka calendar | 1092–1093 |
| Bengali calendar | 578 |
| Berber calendar | 2121 |
| English Regnal year | 17 Hen. 2 – 18 Hen. 2 |
| Buddhist calendar | 1715 |
| Burmese calendar | 533 |
| Byzantine calendar | 6679–6680 |
| Chinese calendar | 庚寅年 (Metal Tiger) 3867 or 3807 — to — 辛卯年 (Metal Rabbit) 3868 or 3808 |
| Coptic calendar | 887–888 |
| Discordian calendar | 2337 |
| Ethiopian calendar | 1163–1164 |
| Hebrew calendar | 4931–4932 |
| Hindu calendars | |
| - Vikram Samvat | 1227–1228 |
| - Shaka Samvat | 1092–1093 |
| - Kali Yuga | 4271–4272 |
| Holocene calendar | 11171 |
| Igbo calendar | 171–172 |
| Iranian calendar | 549–550 |
| Islamic calendar | 566–567 |
| Japanese calendar | Kaō 3 / Jōan 1 (承安元年) |
| Javanese calendar | 1078–1079 |
| Julian calendar | 1171 MCLXXI |
| Korean calendar | 3504 |
| Minguo calendar | 741 before ROC 民前741年 |
| Nanakshahi calendar | −297 |
| Seleucid era | 1482/1483 AG |
| Thai solar calendar | 1713–1714 |
| Tibetan calendar | 阳金虎年 (male Iron-Tiger) 1297 or 916 or 144 — to — 阴金兔年 (female Iron-Rabbit) 1298 or 917 or 145 |
Events
change- 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
change- August 15 — King Alfonso IX of León (d. 1230)
- Agnes of France, daughter of Louis VII of France (d. after 1207)
Deaths
change- 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