Which of the Germans helped Gregory VII in the fight against Henry IV and which of the Italians helped Henry IV in the fight against Pope Gregory VII?
In Germany, against Henry IV were all the barons and earls who wanted to limit the royal power. In Italy, against Gregory VII, there were the same counts and barons who did not want to have a pope as their “king”.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.