hiː ɪz bᵻlˈiːvd tə hɐvbɪn kˈɪld baɪ sˈoʊviət ˌɛŋkˌeɪvˌiːdˈiː ˈeɪdʒənts ɪnðə pˌɪɹənˈiːz ɪn ˈɔːɡəst nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi sˈɛvən ˈæftɚɹ ɐ sˈɪɹiz ʌv ʌnsəksˈɛsfəl ɐtˈɛmpts ˌɔn hɪz lˈaɪf.
He is believed to have been killed by Soviet NKVD agents in the Pyrenees in August 1937 after a series of unsuccessful attempts on his life.