ɪn wˈʌn θˈaʊzənd sˈɛvənhˈʌndɹɪd ˈeɪɾi fˈaɪv, hiː ˈiːvən dʒˈɔɪnd ðə pɹˈʌʃənlˈɛd mˈoʊstli pɹˈɑːɾɪstənt fˈuːəstˌɛnbʌnd, ɐ kˌoʊəlˈɪʃən ʌv pɹˈɪnsᵻz ˈɔːɹɡənˌaɪzd tʊ əpˈoʊz dʒˈoʊsəfz skˈiːm tʊ ɛkstʃˈeɪndʒ bɐvˈɛɹiə fɔːɹ bˈɛldʒəm.
In 1785, he even joined the Prussian-led mostly Protestant Fürstenbund, a coalition of princes organized to oppose Joseph's scheme to exchange Bavaria for Belgium.