ɪn dʒuːlˈaɪ tˈuː θˈaʊzənd twˈɛnti θɹˈiː, hiː lˈɑːntʃt ɐ lˈiːɡəl tʃˈælɪndʒ tə ðə sˈæŋkʃənz ɪnðə hˈaɪ kˈoːɹt, ɐsˈɜːɾɪŋ ðæt hɪz ɹˈaɪts ˌʌndɚ ðə jˌʊɹɹəpˈiən kənvˈɛnʃən ˌɔn hjˈuːmən ɹˈaɪts hɐdbɪn bɹˈiːtʃt.
In July 2023, he launched a legal challenge to the sanctions in the High Court, asserting that his rights under the European Convention on Human Rights had been breached.