1173

This article is about the year 1173.

Millennium:	2nd millennium
Centuries:	11th century – 12th century – 13th century
Decades:	1140s  1150s  1160s  – 1170s –  1180s  1190s  1200s
Years:	1170 1171 1172 – 1173 – 1174 1175 1176

1173 by topic

Politics

State leaders – Sovereign states

Birth and death categories

Births – Deaths

Establishments and disestablishments categories

Establishments – Disestablishments

Art and literature

1173 in poetry

1173 in other calendars

Gregorian calendar	1173 MCLXXIII
Ab urbe condita	1926
Armenian calendar	622 ԹՎ ՈԻԲ
Assyrian calendar	5923
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) 3869 or 3809     — to — 癸巳年 (Water Snake) 3870 or 3810
Coptic calendar	889–890
Discordian calendar	2339
Ethiopian calendar	1165–1166
Hebrew calendar	4933–4934
Hindu calendars
- Vikram Samvat	1229–1230
- Shaka Samvat	1095–1096
- Kali Yuga	4274–4275
Holocene calendar	11173
Igbo calendar	173–174
Iranian calendar	551–552
Islamic calendar	568–569
Japanese calendar	Jōan 3 (承安３年)
Julian calendar	1173 MCLXXIII
Korean calendar	3506
Minguo calendar	739 before ROC 民前739年
Seleucid era	1484/1485 AG
Thai solar calendar	1715–1716

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

Events

By area

Asia

• End of Qiandao era and start of Chunxi era of the Chinese Emperor Xiaozong of Song.
• Saladin seizes Aden in Arabia.

Europe

• January 5 – On the death of Bolesław IV the Curly, High Duke of Poland, he is succeeded by Mieszko III the Old, and as Duke of Sandomierz in Lesser Poland by Casimir II.
• March - Henry the Young King withdraws to the French court, marking the beginning of the Revolt of 1173–74, in which Eleanor of Aquitaine and her sons rebel against her husband Henry II of England.
• William de Braose, 3rd Lord of Bramber, becomes High Sheriff of Herefordshire in England.
• Abergavenny Castle is seized by the Welsh.
• Following the death of Kol Sverkerson, king Knut Eriksson extends his reign to also include Östergötland. He is now unopposed as king of Sweden.
• The efforts of the Almohad caliph, Abu Yaqub Yusuf, to repopulate the western Andalusian city of Beja begin. They are rapidly abandoned, sign of the quick demographic weakening of the Muslim in the peninsula.

By topic

Arts and leisure

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

Religion

• February 21 – Canonisation of Thomas Becket; his tomb in Canterbury Cathedral becomes a shrine and popular pilgrimage destination.

• Peter Waldo is converted to Christianity and founds the Waldensians.

Births

• Llywelyn the Great, Prince of Aberffraw and Lord of Eryri (approximate date; d. 1240)
• Rostislav II of Kiev (d. 1214)
• Shinran, Japanese founder of Jōdo Shinshū Buddhism (d. 1263)
• Conrad II, Duke of Swabia (d. 1196)
• Tankei, Japanese sculptor (d. 1256)

Deaths

• April 3 – Bolesław IV the Curly, High Duke of Poland (b. 1120)
• August 9 – Najm ad-Din Ayyub, father of Saladin
• October 6 – Engelbert III, Margrave of Istria
• Roger de Clare, 2nd Earl of Hertford (b. 1116)
• Vladimir III Mstislavich, Grand Prince of Kiev (b. 1132)
• Richard of Saint Victor, French mystic and theologian
• Benoît de Sainte-Maure, French poet and troubadour (b. 1154)
• Kol Sverkerson, king of Östergötland (Sweden) since 1167