ɹᵻkˈɔɪlləs ɹˈaɪfəlz, sˈʌtʃ ɐz ðɪ ˈɛm twˈɛnti, wɜːɹ ˈɔːlsoʊ jˈuːzd səksˈɛsfəli ɪn lˈɑːɹdʒ nˈʌmbɚz baɪ bˈoʊθ sˈaɪdz ɪnðə fˈɜːst ˌɪndoʊtʃˈaɪnə wˈɔːɹ nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi sˈɪks fˈɪfti fˈoːɹ.
Recoilless rifles, such as the M20, were also used successfully in large numbers by both sides in the First Indochina War (1946–54).