hiː ˈɑːɹɡjuːd ðæt ðɪs dᵻklˈaɪn wʌz kˈɔːzd baɪ bɹˈɪtənz fˈeɪlɪɹ tə bɪkˌʌm ɐ dɪvˈɛləpmˈɛntəl stˈeɪt lˈaɪk fɹˈæns, dʒˈɜːməni ænd dʒəpˈæn.
He argued that this decline was caused by Britain's failure to become a developmental state like France, Germany and Japan.