1122 Henry V and Pope Calixtus II agree in the Concordat
of Worms that Henry may invest German bishops
with the lands of their sees, receive their homage,
and be present at their elections; in return he
renounces his right to invest
1124 Henry V invades France in support of his father-in-law,
Henry I of England, but retires when a majority of
French magnates rally to Louis VI
1125-30 Flying buttresses used to reinforce nave at Cluny
1127-8 Succession dispute in Flanders following the murder of
Count Charles; Henry I and Louis VI both intervene
but neither prevails, the Flemings eventually
accepting Thierry of Alsace
1127 Conrad of Staufen is elected anti-king against Lothar
III of Germany. In revolt until 1135
1128 Henry I's daughter Matilda marries Geoffrey of Anjou
1130 Roger II crowned king of Sicily
1137 Louis VII of France marries Eleanor, heiress of
Aquitaine; Abbot Suger begins to build Saint-Denis
in the Gothic style
1140 Abelard again condemned at the council of Sens; about
this time Gratian compiles his collection of canon
law
1144 Geoffrey of Anjou secures Normandy in the civil war
which follows Henry I's death in 1135; fall of city of
Edessa to Muslims
1145 Preaching of heretic Henry the Monk in southern
France
1146 St Bernard preaches the Second Crusade; Louis VII and
Conrad III of Germany are among the participants
1147-8 Second Crusade
1148 Bull Divina dispositione encourages crusades to Spain
c. 1150 Promulgation of Usatches (Customs) of Catalonia
1150 Byzantine forces attempt to recapture Italy
1152 Louis VII is divorced from Eleanor of Aquitaine who
almost immediately marries Geoffrey of Anjou's heir
Henry
1154 Henry becomes king of England as well
1155 Frederick Barbarossa crowned emperor; period of
almost incessant civil war begins in Norway and
Sweden, lasting to about 1230

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