θˈoːɹnbɜːɡ lˈɑːɹdʒli ɹᵻtˈaɪɚd fɹʌm pəlˈɪɾɪkəl lˈaɪf ˈæftɚ wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɛvənti nˈaɪn, ɔːlðˈoʊ hiː wʌzɐ dˈɛlɪɡˌeɪt tə ðə ɹᵻpˈʌblɪkən nˈæʃənəl kənvˈɛnʃən ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi.
Thornburgh largely retired from political life after 1879, although he was a delegate to the Republican National Convention in 1880.