Kammala jumla mai zuwa: A cikin 1778 shi ne wakilin wanda Maria Theresa ta shiga tattaunawa kai tsaye tare da Frederick Mai Girma, don dakatar da
Yaƙin Bavarian. A cikin 1780 ya kasance jakadan Austrian a Warsaw, amma a cikin 1783 ya nemi izini kuma ya gamsar da burinsa na Faransa ta hanyar zama tsawon shekaru hudu a Paris.