dˈʊɹɹɪŋ ðə nˈaɪntiːnhˈʌndɹɪd sˈɛvənti z hiː wʌz wˈʌn ʌvðə lˈiːdɚz ʌvðə fˈɑːɹlˈɛft ɡɛɹˈɪlə ɡɹˈuːp ˌiːˌɑːɹpˈiː ɪn ˌɑːɹdʒəntˈiːnə ænd wʌz fˈoːɹst ˌɪntʊ ˈɛɡzaɪl ˈæftɚ ðə mˈɪlətˌɛɹi kˈuːp wˌɪtʃ ɹᵻmˈuːvd ˈɪzəbˌɛl pəɹˈɑːn fɹʌm ˈɑːfɪs ɪn mˈɑːɹtʃ nˈaɪntiːnhˈʌndɹɪd sˈɛvənti sˈɪks.
During the 1970s he was one of the leaders of the far-left guerrilla group ERP in Argentina and was forced into exile after the military coup which removed Isabel Perón from office in March 1976.