fɹʌm nˈaɪntiːnhˈʌndɹɪd twˈɛnti sˈɪks, æɾ ɐn ˈoʊld ˈeɪdʒ, ˈɪsə wʌz dʒˈɔɪnd baɪ ɐ bɹˈɪɾɪʃ kənsˈʌltənt, tʃˈɑːɹlz bˈɛlɡɹeɪv, hˌuː hˈɛlpt hˌɪm ˈɪmplɪmənt ɐdmˈɪnɪstɹˌeɪɾɪv ɹᵻfˈɔːɹmz ˈeɪmd æt pɹəmˈoʊɾɪŋ sˈoʊʃəl pɹˈɑːɡɹɛs æz lˈɔːz fɚðə ɹˌɛɡjʊlˈeɪʃən ʌv pˈɜːl fˈɪʃɪŋ, tɹɐdˈɪʃənəli wˈʌn ʌvðə mˈeɪn pˈɑːɹts ʌvðə lˈoʊkəl ɪkˈɑːnəmi.
From 1926, at an old age, Isa was joined by a British consultant, Charles Belgrave, who helped him implement administrative reforms aimed at promoting social progress as laws for the regulation of pearl fishing, traditionally one of the main parts of the local economy.