Battle of Tara: The Byzantines defeat the Serbian-Hungarian army under Grdeša, count (župan) of Travunija, near the snow-covered Tara River. The Serbs are overpowered, and Grand Prince Uroš II is forced to accept the peace agreement made by Emperor Manuel I (Komnenos). Uroš is succeeded by his brother Desa, who becomes co-ruler of the Principality of Serbia (until 1153).[1]
Levant
Spring –Joscelin II, count of Edessa, on his way to Antioch is separated from his escort and falls into the hands of some Turcoman free-booters. Nur al-Din, ruler (atabeg) of Aleppo, heard of Joscelin's capture and sends a squadron of cavalry to take him from his captors. Joscelin is led before a hostile crowd and publicly blinded. Nur al-Din puts him in prison in the Citadel of Aleppo.[2]
The city of Ascalon is fortified with 53 towers by order of the 17-year-old Caliph Al-Zafir, as it is the most strategic frontier fortress of the Fatimid Caliphate.[4]
The Irish Chronology (Chronicon Scotorum) is written (approximate date).
By topic
Religion
The 15-year-old King Inge I (the Hunchback) of Norway calls for a meeting at Bergen of all religious leaders in anticipation that the English cardinal Nicholas Breakspear will find an archbishopric at Trondheim.
Knödler, Julia (2010). Germany: Narrative (1125–1250), p. 178. Clifford J. (ed). The Oxford Encyclopedia of Medieval Warfare and Military Technology, pp. 176–185. New York: Oxford University Press.
Dutton, Kathryn (2015-12-01). "Crusading and political culture under Geoffrey, count of Anjou and duke of Normandy, 1129–51". French History. 29 (4): 419–444. doi:10.1093/fh/crv014. ISSN0269-1191.
Bombaci, Alessio (1959). "Summary report on the Italian Archaeological Mission in Afghanistan. Introduction to the Excavations at Ghazni". East and West. 10 (1/2): 3–22. ISSN0012-8376. JSTOR29754076.
F.R.Hist.S., George R. Potter M. A. Ph d F. S. A. (2009-12-15). "A note on the Devonshire papers at Ghatsworth House, Derbyshire". Journal of the Society of Archivists. 4 (2): 124–129. doi:10.1080/00379817009513947.
Duncan, A.A.M. (2002). The Kingship of the Scots 842–1292: Succession and Independence, p. 71. Edinburgh University Press, Edinburgh. ISBN0-7486-1626-8.
Williams, John B. (1997). "The making of a crusade: the Genoese anti-Muslim attacks in Spain 1146–1148". Journal of Medieval History. 23 (1): 29–53. doi:10.1016/s0304-4181(96)00022-x.
White, Graeme J. (2000). Restoration and Reform, 1153–1165: Recovery From Civil War in England, p. 5. Cambridge: Cambridge University Press. ISBN978-0-521-55459-6.
Ghazarian, Jacob G. (2000). The Armenian Kingdom of Cilicia during the Crusades: The Integration of Cilician Armenians with the Latins (1080–1393. Routledge Curzon (Taylor & Francis Group), 2000, Abingdon. ISBN0-7007-1418-9.
Holt, Richard (2000). "Society and Population 600 - 1300". In Palliser, D. M.; Clark, Peter; Daunton, Martin J. (eds.). The Cambridge Urban History of Britain. Vol.600–1540. Cambridge and New York: Cambridge University Press. p.88. ISBN9780521444613.
Picard, Christophe (2000). Le Portugal musulman (VIIIe-XIIIe siècle. L'Occident d'al-Andalus sous domination islamique. Paris: Maisonneuve & Larose. p.110. ISBN2-7068-1398-9.
Barlow, Frank (April 1936). "The English, Norman, and French Councils Called to Deal with the Papal Schism of 1159". The English Historical Review. 51 (202): 264–268. doi:10.1093/ehr/LI.CCII.264. ISSN0013-8266. JSTOR553521. In September 1159 Pope Adrian IV died, and a double election was made to the Papacy. The imperialist faction chose Octavian, cardinal-priest of St. Cecilia, who took the title of Victor IV, and the church party Roland, the chancellor, who became known as Alexander III.
Dolan, Terence (2002) [1999]. "Chapter 8: Writing in Ireland". In Wallace, David (ed.). The Cambridge History of Medieval English Literature. Cambridge and New York: Cambridge University Press. p.208. ISBN9780521890465.
Karn, Nicholas (2007). "Nigel, bishop of Ely, and the restoration of the exchequer after the 'anarchy' of King Stephen's reign*". Historical Research. 80 (209): 299–314. doi:10.1111/j.1468-2281.2006.00392.x. ISSN1468-2281. The author of the Liber Eliensis indicates that Richard was appointed in 1159, during the preparations for the Toulouse campaign
Romanova, Anna; Yakushenkova, Olesia (August 2012). Ching Chan, Selina (ed.). "Comparative Analysis of the Image of the Stranger in Chinese and Russian Discourse". Proceedings of the 7th Annual Conference of the Asian Studies Association. Hong Kong Shue Yan University - The Contemporary China Research Center: 1160. ISBN978-988-18445-0-7. An example of Igor Svyatoslavich the Brave's life (1151-1202) is a good example of such types of relations with some nomadic tribes that lived close to the borders of Russian Kingdom.
Miyawaki–okada, Junko (1 January 2006). "The Japanese Origin of the Chinggis Khan Legends". Inner Asia. 8 (1): 123–34. doi:10.1163/146481706793646819. ISSN2210-5018. Minamoto no Yoshitsune, or Gen Gikei as his name is in Sino-Japanese pronunciation, was born in 1159 as a half brother of Minamoto no Yoritomo
Inglis, Erik (2015-09-01). "Remembering and Forgetting Suger at Saint-Denis, 1151–1534: An Abbot's Reputation between Memory and History". Gesta. 54 (2): 219–243. doi:10.1086/681955. ISSN0016-920X. S2CID163497330.
Dalton, Paul (2007). "The Date of Geoffrey Gaimar's "Estoire Des Engleis," the Connections of His Patrons, and the Politics of Stephen's Reign". The Chaucer Review. 42 (1): 23–47. doi:10.1353/cr.2007.0020. ISSN0009-2002. JSTOR25094383. A terminus ante quern of 1151 might appear at first sight to be supported by references to Adeliza of Louvain, who died in 1151
Keefe, Thomas K. (1974). "Geoffrey Plantagenet's Will and the Angevin Succession*". Albion. 6 (3): 266–274. doi:10.2307/4048247. ISSN0095-1390. JSTOR4048247. Count Geoffrey Plantagenet's sudden death in September 1151 came at a most inopportune time for his eighteen-year-old son, Henry.
Bauer, Susan Wise (2013). "Chapter Nineteen: Foreign Relations". The History of the Renaissance World: From the Rediscovery of Aristotle to the Conquest of Constantinople. New York: W. W. Norton & Company. p.134. ISBN9780393240672.
Salamon, Maciej; Hardt, Matthias; Kruk, Mirosław Piotr; Sulikowska, Aleksandra (2012). "The Archetypal Crusader. Henry of Sandomierz, the Second Youngest Son of Bolesław III by Darius Von Güttner-Sporzyński". Rome, Constantinople and Newly-converted Europe: Archaeological and Historical Evidence. Kraków, Leipzig, Rzeszów, Warszawa: Geisteswissenschaftliches Zentrum Geschichte und Kultur Ostmitteleuropas. p.215. ISBN9788389499851. Within the decade of his birth Henry's father died, and Henry's elder half-brother Władysław ii Wygnaniec (the exile [1105-1159]) ascended the Polish throne.
Lingard, John (1874). "Chapter VIII: William I, Surnamed The Conqueror". The History of England: From the First Invasion by the Romans to the Accession of William and Mary in 1688. Dublin: James Duffy & Sons. p.216.
Hillenbrand, Carol (2003). "The Imprisonment of Reynald at Châtillon". In Robinson, Chase F. (ed.). Texts, documents, and artefacts [electronic resource]: Islamic studies in honour of D.S. Richards. Leiden, Boston: BRILL. p.91. ISBN9789004128644.