Important innovations and discoveries contributing to change during the industrial revolution

In 911, a group of vikings lead by rollo besieged paris and chartres. after a victory near chartres on 26 august, charles decided to negotiate with rollo. the talks were led by hervé, the archbishop of reims. this resulted in the treaty of saint-clair-sur-epte, which granted rollo and his soldiers all the land between the river epte and the sea. it also granted him brittany, "for his livelihood". at the time, brittany was an independent land which france had not been able to conquer. in exchange, rollo promised the king his loyalty and military assistance when needed. also rollo also agreed to be baptised and to marry gisela, the king's daughter. the territory given rollo is about the same as upper normandy.

While he was not the first frankish king, he was the kingdom's political and religious founder.  clovis  was the son of the pagan frankish king childeric and the thuringian queen basina. he succeeded his father in 481 as the ruler of the salian franks and other frankish groups around tournai (now in belgium).