Describe the dispute between church and state over investiture.

Here is the answer: Church and state in medieval Europe includes the relationship between the Christian church and the various monarchies and other states in Europe, between the end of Roman authority in the West in the fifth century and the beginnings of the Reformation in the early sixteenth century. The relationship between the Church and the feudal states during the medieval period went through a number of developments. The struggles for power between kings and popes shaped the Eastern world.