Mezue ahịrịokwu na-esonụ: "Cressida" bụ nke e wuru na Lübeck ná mmalite afọ 1939 dị ka ụgbọ mmiri na-ebu ibu site n'aka ụlọ ọrụ Lübecker Maschinenbau-Gesellschaft. Na 1 Ọktoba 1939, ndị Kriegsmarine weghaara ụgbọ mmiri ahụ dị ka V 102 ma tinye ya na "1 Vorpostenflotille". Ụgbọ mmiri ahụ sonyere na
German mbuso agha nke Denmark na Eprel 1940, na-eso steamer "Rugard" na tugs "Monsun" na "Passat" n'akụkụ V 103 "Sylvia" na ọtụtụ minesweepers. Ndị otu ahụ rutere ụlọ ọrụ atọ nke Ngalaba 170 nke Infantry na Middlefart.