Nunn was a presidential elector on the Constitutional Union ticket in 1860 and, then he was presidential elector on the Republican Ticket in 1864.
nˈʌn wʌzɐ pɹˌɛzɪdˈɛnʃəl ᵻlˈɛktɚɹ ɔnðə kˌɑːnstɪtˈuːʃənəl jˈuːniən tˈɪkɪt ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti ænd, ðˈɛn hiː wʌz pɹˌɛzɪdˈɛnʃəl ᵻlˈɛktɚɹ ɔnðə ɹᵻpˈʌblɪkən tˈɪkɪt ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti fˈoːɹ.