swˈɪftʒɚ wʌz ɐsˈaɪnd tə kˈɑːnvɔɪ ˈɛskɔːɹt dˈuːɾiz ɪnðɪ ɐtlˈæntɪk fɹʌm ˈɜːli nˈaɪntiːnhˈʌndɹɪd sˈɪkstiːn ʌntˈɪl ʃiː wʌz pˈeɪd ˈɔf ɪn ˈeɪpɹəl nˈaɪntiːnhˈʌndɹɪd sˈɛvəntˌiːn tə pɹəvˈaɪd kɹˈuːz fɔːɹ ˈæntaɪsˈʌbmɚɹˌiːn vˈɛsəlz.
Swiftsure was assigned to convoy escort duties in the Atlantic from early 1916 until she was paid off in April 1917 to provide crews for anti-submarine vessels.