ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈɪfti fˈaɪv, dˈʊɹɹɪŋ ðə kɹaɪmˈiən wˈɔːɹ, mˈænsfiːld wʌz ɐpˈɔɪntᵻd mˈɪlətˌɛɹi ɐdvˈaɪzɚ tə ðɪ ɐmbˈæsədɚɹ æt kˌɑːnstɐntɪnˈoʊpəl lˈɔːɹd stɹˈætfɚd dɚ ɹˈɛdklɪf, ænd ɐkˈʌmpənid hˌɪm tə ðə kɹˈaɪmiə.
In 1855, during the Crimean War, Mansfield was appointed military adviser to the Ambassador at Constantinople Lord Stratford de Redcliff, and accompanied him to the Crimea.