The POPE has the highest authority during the medieval times.
The religious fervour of the Popes in Medieval times transferred into medieval society. A centralized Catholic church was realized under Pope Innocent III in 1198. The church and the power of the Popes<span> was eventually weakened by quarrels between church and state. </span> I hope my answer has come to your help. God bless and have a nice day ahead!
without trains, cars or even good old horseback we would not be able to disperse trade goods or necessities such as food and medical supplies to others