Describe Freud's view of the human condition,

In the study of human personality, Freud believed that the central part of human nature is as a result of id and the control of human decisions by the superego. He argued that childhood behaviors and experiences influenced a significant percentage of adult characteristics.

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).