Both Luther and the elector's chancellor, Gregor Brück, though convinced of the existence of the conspiracy, counseled strongly against acting on the offensive. The imperial authorities at Speyer now forbade all breach of the peace, and, after long negotiations, Philip succeeded in extorting the expenses for his armament from the dioceses of Würzburg, Bamberg, and Mainz, the latter bishopric also being compelled to recognize the validity of ecclesiastical jurisdiction in Hessian and Saxon territory until the Holy Roman Emperor or a Christian council should decide to the contrary.