hiː wʌz ðˈɛn ɐpˈɔɪntᵻd tə ðə kəmˈænd ʌv dʒˈɛnɚɹəl ˈæmbɹoʊz bˈɜːnsaɪdz kˈævəlɹi kˈɔːɹ, bˌʌt ˈoʊɪŋ tʊ ɪmpˈɛɹd hˈɛlθ, hiː wʌz ʌnˈeɪbəl tə sˈɜːv ɪn ðæt ɹˈoʊl.
He was then appointed to the command of General Ambrose Burnside's cavalry corps, but owing to impaired health, he was unable to serve in that role.