The International became a significant political force, with Karl Marx being a leading figure and a member of its General Council.
ðɪ ˌɪntɚnˈæʃənəl bɪkˌeɪm ɐ sɪɡnˈɪfɪkənt pəlˈɪɾɪkəl fˈoːɹs, wɪð kˈɑːɹl mˈɑːɹks bˌiːɪŋ ɐ lˈiːdɪŋ fˈɪɡjɚ ænd ɐ mˈɛmbɚɹ ʌv ɪts dʒˈɛnɚɹəl kˈaʊnsəl.