The Crusades One great theme of the middle ages would have to be the crusades and how they changed history in many different ways. The crusades changed a lot of things about society in that day including helping trade and also sparking interest in other cultures which paved the way for the renaissance. The crusaders weakened the feudal nobility since they lost many of their lands to go on expeditions. The power of the Byzantine …showed first 75 words of 695 total…

…showed last 75 words of 695 total…