Who was the founder of the Maratha Empire? Describe the central administration of Maratha empire..??

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).

that would be the steamboat because none of the other things are forms of transportation