# data[].attributes.body
The crusades are provoked because the Orthodox church fought for the management of many cities to teach them their religions and all who had their chosen religion went to fight

# data[].attributes.body
The dark age is something very serious since at that time many gerras were unleashed which were called crusades, they placed too many Gerras by the territory

# data[].attributes.body
The feudal system is a type of organization according to the economic system or what importance it has in its city

# data[].attributes.body
after charlemagnes death in 814, his three sons fought each other for control of the kingdom

# data[].attributes.body
in 768 an ambitious new ruler took over the frankish kingdom charles also know as charlemagne

# data[].attributes.body
The collapse of rome in 476 ushered in a roughly 1,000 year period know as the middle ages