The Islamic Caliphate's defeats of the Byzantine and Persian empires led to West Asia and southern parts of Central Asia and western parts of South Asia under its control during its conquests of the 7th century.
ðɪ ɪslˈɑːmɪk kˈælɪfˌeɪtz dᵻfˈiːts ʌvðə bˈɪzɐntˌiːn ænd pˈɜːʒən ˈɛmpaɪɚz lˈɛd tə wˈɛst ˈeɪʒə ænd sˈʌðɚn pˈɑːɹts ʌv sˈɛntɹəl ˈeɪʒə ænd wˈɛstɚn pˈɑːɹts ʌv sˈaʊθ ˈeɪʒə ˌʌndɚɹ ɪts kəntɹˈoʊl dˈʊɹɹɪŋ ɪts kˈɑːŋkwɛsts ʌvðə sˈɛvənθ sˈɛntʃɚɹi.