bˈʌtlɚ wʌzɐ səpˈoːɹɾɚɹ ʌv wˈɛlʃ ˌɪndᵻpˈɛndəns ænd spˈoʊk æɾə pɹˈoʊ ˌɪndᵻpˈɛndəns mˈɑːɹtʃ ɪn mˈɜːðɚ tˈɪdfɪl ˈɔːɹɡɐnˌaɪzd baɪ jˈɛs kˈʌmɹi ænd ˈɔːɑːb kˈʌmɹi ˌɔn sˈɛvən sɛptˈɛmbɚ tˈuː θˈaʊzənd nˈaɪntiːn.
Butler was a supporter of Welsh independence and spoke at a pro independence march in Merthyr Tydfil organised by YesCymru and AUOB Cymru on 7 September 2019.