wɪððə ɹˈaɪz ʌv ˈædɑːlf hˈɪtlɚɹ ɪnðə nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi z, bˈoʊθ dˈæslɚ bɹˈʌðɚz dʒˈɔɪnd ðə nˈɑːtsi pˈɑːɹɾi, wɪð ɹˈuːdɑːlf ɹᵻpjˈuːɾᵻd æz bˌiːɪŋ ðə mˈoːɹ ˈɑːɹdənt nˈɑːtsi.
With the rise of Adolf Hitler in the 1930s, both Dassler brothers joined the Nazi Party, with Rudolf reputed as being the more ardent Nazi.