The world in 1157 AD — what happened that year

6 events the sources record for this year, grouped by region.

What happened

The old palaces and mansions of the great clans in Huining Prefecture were torn down, and the ground was plowed for cultivation. (History of Jin (Jinshi), Annals 金史卷005 海陵正隆二年10月)

The king breaks the truce and slaughters the Turkish and Arab livestock in the forest; reprisals follow. (William of Tyre, A History of Deeds Done Beyond the Sea Lib. 18 cap. XL (RHC 판 1-2 줄 9876))
The king flees the battle and takes refuge in the castle of Safed; the army is destroyed and the lords fall. (William of Tyre, A History of Deeds Done Beyond the Sea Lib. 18 cap. XIV (RHC 판 1-2 줄 10290))
Count Thierry of Flanders arrives; a marriage embassy of the king is sent to Constantinople. (William of Tyre, A History of Deeds Done Beyond the Sea Lib. 18 cap. XVI (RHC 판 1-2 줄 10505))
Nur ad-Din's brother comes over to our side, and Patriarch Fulk dies; the king besieges and takes Harim. (William of Tyre, A History of Deeds Done Beyond the Sea Lib. 18 cap. XIX (RHC 판 1-2 줄 10901))

The Kyivans, who hated the dead grand prince (Georgy), sent word to their rival Yaroslav Davydovich to come and rule in peace. (Karamzin, History of the Russian State 제2권 XV장)