Henry Charles Lea,
A History of the Inquisition of the Middle Ages…
“ The hegemony of Europe was vested in the Holy Roman Empire, and its coronation was a strangely solemn religious ceremony in which the emperor was admitted to the lower orders of the priesthood, and was made to anathematize all heresy raising itself against the holy Catholic Church. In handing him the ring, the pope told him that it was a symbol that he was to destroy heresy ”
