Editing 1147 (section)

==== Europe ====
* [[April 13]] &ndash; Pope [[Pope Eugene III|Eugene III]] issues a bull (known as the ''[[Divina dispensatione]]''), permitting Conrad III to attack the [[Polabian Slavs]] (or [[Wends]]) under the spiritual guidance of Bishop [[Anselm of Havelberg]]. The Crusaders are allowed to wear sacred crosses, and [[Bernard of Clairvaux]] instructs the Germans how to treat the Slavs under their control. "With God's help", says the abbot, "they shall be either converted or slaughtered".<ref>Christiansen, Eric (1997). ''The Northern Crusades'', p. 53. Penguin Books. {{ISBN|978-0-14-026653-5}}.</ref>
* June &ndash; The [[Wendish Crusade]]: An expedition of Crusaders – composed of [[Germans]], [[Saxons]] and [[Danes (Germanic tribe)|Danes]] – expels the [[Obotrites]] from [[Wagria]] ([[Schleswig-Holstein]]). Two Danish fleets led by King [[Canute V of Denmark|Canute V]] in alliance with co-ruler [[Sweyn III of Denmark|Sweyn III]], ravage the northern coast. The countryside of [[Mecklenburg]] and [[Pommerania]] is plundered and depopulated with much bloodshed, especially by German forces under [[Henry the Lion]].<ref>Barraclough, Geoffrey (1984). ''The Origins of Modern Germany'', p. 263. New York: W. W. Norton & Company. {{ISBN|0-393-30153-2}}.</ref>
* [[July 17]] &ndash; King [[Alfonso VII of León and Castile]], leads a campaign at the head of mixed armies of [[Catalonia]], [[Republic of Genoa|Genoa]], [[Republic of Pisa|Pisa]] and France. He besieges [[Almería]] in southern [[Al-Andalus]] (modern [[Spain]]); a Genoese fleet of 63 galleys and 163 other vessels, blockade the [[Almoravid dynasty|Almoravid]]-held port, which is captured after a 2-month siege on [[October 17]].<ref>Rogers, Clifford J. (2010). ''The Oxford Encyclopedia of Medieval Warfare and Military Technology: Vol. 1'', p. 36. Oxford University Press. {{ISBN|978-0195334036}}.</ref> 
* A Sicilian fleet (some 70 ships) under [[George of Antioch]] attacks [[Corfu]], the island surrenders and welcomes the Normans as their liberators. Leaving a garrison of 1,000 men, George sails to the [[Peloponnese|Peloponnesus]]. He pillages the cities of [[Corinth]], [[Athens]] and [[Thebes, Greece|Thebes]]. King [[Roger II of Sicily|Roger II]] begins an 11-year war between [[Kingdom of Sicily|Sicily]] and the [[Byzantine Empire]]. 
* The first known reference to [[Moscow]] as a meeting place of [[Rurik dynasty|Rurikid]] princes [[Yuri Dolgoruky]] and [[Sviatoslav Olgovich]].