bˈoʊθ ˌɪnstɪtˈuːʃənz ɹᵻmˈeɪnd ˌʌndɚ dʒˈɔɪnt ɐdmˌɪnɪstɹˈeɪʃən ˈæftɚ ðɪ ˌænɪksˈeɪʃən ʌvðə kˈɪŋdəm ʌv hˈænoʊvɚ baɪ pɹˈʌʃə ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti sˈɪks, ʌntˈɪl ɪn nˈaɪntiːnhˈʌndɹɪd sˈɪks ðɪ ɐkˈædəmi wʌz sˈɛpɚɹˌeɪɾᵻd æz ɐn ɔːtˈɑːnəməs ˌɛdʒuːkˈeɪʃənəl ɪstˈæblɪʃmənt dᵻɹˈɛktli sʌbˈoːɹdᵻnət tə ðə pɹˈʌʃən ɡˈʌvɚnmənt ɹˌɛpɹᵻzˈɛntᵻd baɪ ɐ kjʊɹɹˈeɪɾɚ.
Both institutions remained under joint administration after the annexation of the Kingdom of Hanover by Prussia in 1866, until in 1906 the academy was separated as an autonomous educational establishment directly subordinate to the Prussian government represented by a curator.