The conflict between Henry IV and Gregory VII Concerned the question of who got to appoint local church officials. Henry believe that, asking, he has the right to a point the bishop of the German church. This was known as lag investiture.
Hope that helped
They do not cause more harm then good
this is all I think that is is sorry that I coundent help with they others and thanks for the its
It is the populist party and populism for me