That priceless citadel, fraudulently extorted by Henry II.
as a forfeit for assistance to the Elector of Saxony three quarters of a century before, gave solemn warning to Brandenburg of what might be exacted by a greater Henry, should success be due to his protection.

It was also thought that he had too many dangers about him at home, the Poles especially, much stirred up by emissaries from Rome, making many troublesome demonstrations against the Duchy of Prussia.
It was nearly midsummer before a certain Baron Donals arrived as emissary of the Elector.

He brought with him, many documents in support of the Brandenburg claims, and was charged with excuses for the dilatoriness of his master.

Much stress was laid of course on the renunciation made by Neuburg at the tithe of his marriage, and Henry was urged to grant his protection to the Elector in his good rights.

But thus far there were few signs of any vigorous resolution for active measures in an affair which could scarcely fail to lead to war.
"I believe," said Henry to the States ambassador, "that the right of Brandenburg is indubitable, and it is better for you and for me that he should be the man rather than Neuburg, who has always sought assistance from the House of Austria.