Dee ihe na-esote paragraf a - "Antrim", nke a kpọrọ aha obodo Ireland, bụ nke John Brown &amp; Company tọrọ n'ọdụ ụgbọ mmiri Clydeside ha n'abalị 27 nke ọnwa Ọgọstụ 1902 ma bido n'abalị asatọ nke ọnwa Ọktoba 1903. Emechara ya na 23 June 1905 ma ekenye ya na 1st Cruiser Squadron nke Channel Fleet tinyere ọtụtụ n'ime ụgbọ mmiri nwanne ya. E zigara ya Casablanca, Morocco n'ọnwa Ọgọstụ nke afọ 1907 mgbe ọgba aghara nke butere bọmbụ nke Casablanca
Ọ dị mma. E zigara ya na 2nd Cruiser Squadron nke Atlantic Fleet na March 1907 ma kenyezie ya na nchekwa nke atọ na Devonport na Eprel 1909. A kpọgara ya na Mersey n'oge mkpesa njem njem ọha na eze nke 1911 na Liverpool. Na Disemba 1912, ụgbọ mmiri ahụ ghọrọ ụgbọ mmiri nke 3rd Cruiser Squadron nke Second Fleet.