In want of money, and the House of Rohan being unable to make him any considerable advances, he obtained from his Court a patent which authorised him to borrow the sum of 600,000 livres upon his benefices, ran in debt above a million, and thought to dazzle the city and Court of Vienna by the most indecent and ill-judged extravagance.

He formed a suite of eight or ten gentlemen, of names sufficiently high-sounding; twelve pages equally well born, a crowd of officers and servants, a company of chamber musicians, etc.

But this idle pomp did not last; embarrassment and distress soon showed themselves; his people, no longer receiving pay, in order to make money, abused the privileges of ambassadors, and smuggled with so much effrontery that Maria Theresa, to put a stop to it without offending the Court of France, was compelled to suppress the privileges in this respect of all the diplomatic bodies, a step which rendered the person and conduct of Prince Louis odious in every foreign Court.
[I have often heard the Queen say that, at Vienna, in the office of the secretary of the Prince de Rohan, there were sold in one year more silk stockings than at Lyons and Paris together .-- MADAME CAMPAN.] He seldom obtained private audiences from the Empress, who did not esteem him, and who expressed herself without reserve upon his conduct both as a bishop and as an ambassador.

He thought to obtain favour by assisting to effect the marriage of the Archduchess Elizabeth, the elder sister of Marie Antoinette, with Louis XV., an affair which was awkwardly undertaken, and of which Madame du Barry had no difficulty in causing the failure.

I have deemed it my duty to omit no particular of the moral and political character of a man whose existence was subsequently so injurious to the reputation of Marie Antoinette..