hiː bɪɡˈæn ɐn ˌɪntɚnˈæʃənəl kɚɹˈɪɹ ɪnðɪ ˈɜːli nˈaɪntiːnhˈʌndɹɪd sˈɛvənti z, wɪð deɪbjˈuː æt ðə vɪˈɛnə stˈeɪt ˈɑːpɚɹə, ðə sˈæltsbɜːɡ fˈɛstɪvəl, ðə pˈæɹɪs ɑːpˈeɪɹə, ðə mˌɛtɹəpˈɑːlɪtən ˈɑːpɚɹə, ɛtsˈɛtɹə., ænd bɪɡˈæn ɛkspˈændɪŋ hɪz ɹˈɛpɚɾɚɹi tʊ ɪŋklˈuːd mˈoːɹ dɹəmˈæɾɪk ɹˈoʊlz, nˈoʊɾəbli ˈɑːɹnəld, dˈɑːn hoʊsˈeɪ, mˈænɹɪkˌoʊ, ɹˈeɪdeɪmz, ˈoʊɾəlˌoʊ, kˈævɐɹˌædɑːsi, kˈælæf, ɛtsˈɛtɹə.
He began an international career in the early 1970s, with debut at the Vienna State Opera, the Salzburg Festival, the Paris Opéra, the Metropolitan Opera, etc., and began expanding his repertory to include more dramatic roles, notably Arnold, Don José, Manrico, Radames, Otello, Cavaradossi, Calaf, etc.