The feudal system was around for 800 years. It was a successful way to control the people because the royalty people would control the minds of their people by torture and by their faith. It consist from four parts the royalty which was only 2% of the population. These people would usually marry their cousins whit out them knowing. The second most powerful rank was the church, which is only 2% of the population. In the third rank was the merchant which is only 4% of the population. The less powerful people are the serfs which is 92% of the population. They where really poor and where not allowed leave the empire to find a better life for themselves and for their family.
They are many reason why the feudal system has lasted