ɡˈɪbz bɪkˌeɪm ɐ nˈætʃɚɹəlˌaɪzd bɹˈɪɾɪʃ sˈɪɾɪzən ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti wˈʌn, təɡˌɛðɚ wɪð fˈɪfti tˈuː ˈʌðɚɹ ɐmˈɛɹɪkən blˈæks fɹʌmðɪ ˈɛmɪɡɹənt ɡɹˈuːp.
Gibbs became a naturalized British citizen in 1861, together with 52 other American blacks from the emigrant group.