
Germany History – The Development and Disintegration of the Power of the Guelphs and the Dismemberment of the Great Duchies
The princes, in fact, under the influence of Adalbert archbishop of Mainz, the tenacious opponent of Henry V, did not want to give the throne to the one among them, who, as a relative of the deceased emperor and designated by him, before dying, as successor, he could revive the inheritance of the monarchy, Frederick II of Hohenstaufen, whose mother Agnes was the sister of Henry V. They also feared his virile age, energy, power, founded on the Duchy of Swabia, on eastern Franconia, where his brother Corrado had had from Henry V (1115) the exercise of the ducal powers, on the possessions already of the Franconian emperors, especially in the region of the upper Rhine. The diet of Mainz preferred him the leader of the feudal revolution against the…