ðə mˈiːdiəm tˈæŋk tˈiː twˈɛnti,  mˈiːdiəm tˈæŋk tˈiː twˈɛnti tˈuː ænd mˈiːdiəm tˈæŋk tˈiː twˈɛnti θɹˈiː wɜː mˈiːdiəm tˈæŋk dɪzˈaɪnz dɪvˈɛləpt baɪ ðə juːnˈaɪɾᵻd stˈeɪts dˈʊɹɹɪŋ ðə sˈɛkənd wˈɜːld wˈɔːɹ, təbi ðə səksˈɛsɚ tə ðɪ ˈɛm fˈoːɹ ʃˈɜːmən.
The Medium Tank T20,  Medium Tank T22 and Medium Tank T23 were medium tank designs developed by the United States during the Second World War, to be the successor to the M4 Sherman.