fˈaʊɾə dʒˈælən, ɐ hˈaɪlənd ɹˈiːdʒən ʌv ɡˈɪni, hˈæzbiːn ɐ stɹˈɔŋhoʊld ʌv ɪslˈɑːm sˈɪns ðə lˈeɪt sˈɛvəntˌiːnθ sˈɛntʃɚɹi.
Fouta Djallon, a highland region of Guinea, has been a stronghold of Islam since the late 17th century.