dˈʊɹɹɪŋ hɪz hˈaɪ skˈuːl jˈɪɹz, hiː wʌz ˈæktɪv ɪn mˈɑːdɚɹˌæt skˈɑːlʌŋdəm ænd mˌɑːdɚɹˈɑːɾə ʌŋɡdˈɑːmsfɚbˌʌndɪt, ðə jˈuːθ wˈɪŋz ʌvðə mˈɑːdɚɹˌætɚnə pˈɑːɹɾi ɪn swˈiːdən.
During his high school years, he was active in Moderat Skolungdom and Moderata Ungdomsförbundet, the youth wings of the Moderaterna party in Sweden.