æt ðə tˈaɪm ʌv hɪz bˈɜːθ, ðɪs wʌz pˈɑːɹt ʌvðə ɡɹˈænd dˈʌtʃi ʌv mˈɛklənbˌɜːɡʃwˈɛɹɪn, ɪnðə dʒˈɜːmən kənfˌɛdɚɹˈeɪʃən.
At the time of his birth, this was part of the Grand Duchy of Mecklenburg-Schwerin, in the German Confederation.