Symbolic Timeline By cheyy Jan 1, 1068 William the Conquerer becomes King of England after defeating Harold at the battle of Hasings Jan 1, 1076 Pope Gregory VII excommunicates Emporer Henry Jan 1, 1086 Kin g William orders a census be taken Jan 1, 1122 Concordat of worms is agreed to by the church and Emperor Jan 1, 1198 Innocent III becomes Pope and claims power over all other rulers Jan 1, 1209 Pope innocent launches a crusade, or Holy war, against Albigensians in France- thousands are slaughtered Jan 1, 1215 Magna Carra is isgned by King John Mar 2, 2022 Duke Otto I becomes king of Germany Mar 2, 2022 Otto I, King of Germany, is named "Holy Roman Emporer"