ɪn ˈeɪpɹəl nˈaɪntiːnhˈʌndɹɪd fˈɪfti ˈeɪt, hiː ɐtˈɛndᵻd ðə "kˈɑːnfɹəns ʌv ˌɪndᵻpˈɛndənt ˈæfɹɪkən stˈeɪts" ˈɔːɹɡənˌaɪzd baɪ ðə ɡˈæneɪən pɹˈɛzɪdənt kwˈeɪm ˈɛŋkɹˈuːmə.
In April 1958, he attended the "Conference of Independent African States" organized by the Ghanaian President Kwame Nkrumah.