ɪn nˈaɪntiːnhˈʌndɹɪd fˈɪfti θɹˈiː, hˈʌksli ænd mɚɹˈiːə ɐplˈaɪd fɔːɹ juːnˈaɪɾᵻd stˈeɪts sˈɪɾɪzənʃˌɪp ænd pɹɪzˈɛntᵻd ðɛmsˈɛlvz fɔːɹ ɛɡzˌæmᵻnˈeɪʃən.
In 1953, Huxley and Maria applied for United States citizenship and presented themselves for examination.