1173

Millennium:	2nd millennium
Centuries:	11th century 12th century 13th century
Decades:	1150s 1160s 1170s 1180s 1190s
Years:	1170 1171 1172 1173 1174 1175 1176

1173 in various calendars

Gregorian calendar	1173 MCLXXIII
Ab urbe condita	1926
Armenian calendar	622 ԹՎ ՈԻԲ
Assyrian calendar	5923
Balinese saka calendar	1094–1095
Bengali calendar	580
Berber calendar	2123
English Regnal year	19 Hen. 2 – 20 Hen. 2
Buddhist calendar	1717
Burmese calendar	535
Byzantine calendar	6681–6682
Chinese calendar	壬辰年 (Water Dragon) 3870 or 3663     — to — 癸巳年 (Water Snake) 3871 or 3664
Coptic calendar	889–890
Discordian calendar	2339
Ethiopian calendar	1165–1166
Hebrew calendar	4933–4934
Hindu calendars
- Vikram Samvat	1229–1230
- Shaka Samvat	1094–1095
- Kali Yuga	4273–4274
Holocene calendar	11173
Igbo calendar	173–174
Iranian calendar	551–552
Islamic calendar	568–569
Japanese calendar	Jōan 3 (承安３年)
Javanese calendar	1080–1081
Julian calendar	1173 MCLXXIII
Korean calendar	3506
Minguo calendar	739 before ROC 民前739年
Nanakshahi calendar	−295
Seleucid era	1484/1485 AG
Thai solar calendar	1715–1716
Tibetan calendar	阳水龙年 (male Water-Dragon) 1299 or 918 or 146     — to — 阴水蛇年 (female Water-Snake) 1300 or 919 or 147

Mieszko III (the Old) (c. 1126–1202)

Year 1173 (MCLXXIII) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.

Events

By place

Europe

• January 5 – Bolesław IV (the Curly), High Duke of Poland, dies after a 27-year reign. He is succeeded by his half-brother Mieszko III (the Old), and as duke of Sandomierz in Lesser Poland by Casimir II (the Just).
• King Canute I (Knut Eriksson) extends his rule after the death of co-ruler Kol – which includes also Östergötland. He becomes the unopposed sole-ruler of Sweden. Canute is supported by Earl Birger Brosa.
• Abu Yaqub Yusuf, caliph of the Almohad Caliphate, re-populates the western Andalusian city of Beja. But it is rapidly abandoned, a sign of the quick demographic weakening of the Muslims in the peninsula.

England

• Spring – Henry the Young King withdraws to the French court, marking the beginning of the Revolt of 1173–74, in which former Queen Eleanor of Aquitaine and her sons rebel against her ex-husband King Henry II.
• October 17 – Battle of Fornham: Rebel forces are defeated while fording the River Lark. Flemish mercenaries are driven into the nearby swamps by the English royalists under Lord Richard de Luci (or Lucy).

Egypt

• Summer – Saladin leads an expeditionary army against the Bedouin tribes in Oultrejordain to secure a route between Egypt and Syria. He raids the region at Kerak Castle.
• Pro-Fatimid rising in Upper Egypt led by Kanz al-Dawla, governor of Aswan, is crushed by Saladin's brother Al-Adil.

China

• The Qiandao era ends and the Chunxi era begins during the reign of Emperor Xiao Zong of the Song Dynasty.

South India

• Sinhalese king Parakramabahu the Great gains a decisive victory by invading the Chola Empire as an ally of the Pandyas, capturing Tondi and Pasi regions.

By topic

Art and Leisure

• August 8 – The construction of a campanile, which will become the Leaning Tower of Pisa, begins.
• Algebraic chess notation is first recorded.

Agriculture

• King Béla III invites Cistercian and Premonstratensian monks to Hungary. They introduce advanced agricultural methods in the realm (approximate date).

Religion

• February 21 – Thomas Becket is canonized by Pope Alexander III. His tomb in Canterbury Cathedral becomes a shrine and a popular pilgrimage destination.
• Peter Waldo, French spiritual leader, is converted to Christianity and founds the Waldensians.
• The Great Mosque of al-Nuri in Mosul is completed (approximate date).

Births

• May 21 – Shinran, founder of Shin Buddhism (d. 1263)
• October 31 – Kujō Ninshi, Japanese empress (d. 1239)
• December 23 – Louis I, duke of Bavaria (d. 1231)
• Diya al-Din al-Maqdisi, Arab Sunni scholar (d. 1145)
• Frederick I, count of Berg-Altena (approximate date)
• Isabella, countess of Gloucester (approximate date)
• Kamal al-Din Isfahani, Persian poet and writer (d. 1237)
• Kolbeinn Tumason, Icelandic chieftain (d. 1208)
• Llywelyn the Great, king of Gwynedd (d. 1240)
• Louis IV (the Young), French nobleman (d. 1226)
• Rostislav II, Grand Prince of Kiev (d. 1214)
• Tankei, Japanese Buddhist sculptor (d. 1256)
• Walter Devereux, Norman nobleman (d. 1197)

Deaths

• January 5 – Bolesław IV (the Curly), duke of Poland
• February 10 – Muiredach Ua Cobthaig, Irish bishop
• March 10 – Richard of Saint Victor, Scottish theologian
• May 25 – Euphrosyne of Polotsk, Belarusian granddaughter
• August 9 – Najm ad-Din Ayyub, father of Saladin
• August 13 – Nerses IV, Catholicos of Armenia (b. 1102)
• October 15 – Petronilla, queen of Aragon (b. 1136)
• November 7 – Uijong, Korean ruler Goryeo (b. 1127)
• Benjamin of Tudela, Spanish Jewish traveler (b. 1130)
• Benoît de Sainte-Maure, French poet and writer
• Fujiwara no Ikushi, Japanese empress (b. 1146)
• Hemachandra, Indian poet and polymath (b. 1088)
• Kol of Sweden, Swedish ruler of Östergötland
• Narasimha I, Indian ruler of the Hoysala Empire
• Raimbaut d'Aurenga, French troubadour (b. 1147)
• Rajaraja II, Indian ruler of the Chola Dynasty
• Reginald Fitzurse, English nobleman (b. 1145)
• Roger de Clare, 2nd Earl of Hertford (b. 1116)
• Vladimir III, Grand Prince of Kiev (b. 1132)