Rubuta ci gaba ga wannan sakin layi - Jirgin ya koma aikin kulawa da Atlantic a 1941, a lokacin da ta hana biyu daga kai hari a kan wani jirgin ruwa; ta kuma shiga cikin neman yakin basasa. A ƙarshen 1941, "Ramillies" an canja shi zuwa Gabas ta Gabas yayin da tashin hankali da Japan suka tashi; a shekara mai zuwa, shi ne babban jirgin ruwa don mamaye Madagascar. Yayin da yake a can, an harbe shi kuma ya lalace sosai da jiragen ruwa na jirgin ruwa na Japan. An sabunta jirgin don aikin bombardment na bakin teku a 1944, wanda ya yi a baya a wannan shekara a lokacin da Normandy ya sauka a watan Yuni da kuma mamaye kudancin Faransa
a watan Agusta. A watan Janairun 1945, an cire jirgin ruwan da aka yi amfani da shi daga aiki kuma an yi amfani dashi a matsayin jirgin ruwa na soja da aka haɗe da cibiyar horarwa. A ƙarshe an rabu da ita a shekarar 1948.