Mezue ahịrịokwu na-esonụ: Ọwa mmiri ahụ na-agbaso akụkọ ihe mere eme ya azụ na mgbatị nke Copenhagen's West Rampart na-esote
Mwakpo a wakporo Copenhagen n'afọ 1659 nke mere ebe ahụ. Iji chebe Slotsholmen nke ọma, bụ́ ebe e nwere ma obí eze ma ụgbọ mmiri n'oge ahụ, e mere ka ebe e wusiri ike dị n'Ebe Ọdịda Anyanwụ banye n'ime oké osimiri. A na-ejupụta mpaghara mmiri na-emighị emi n'etiti mgbidi mgbidi gbatịrị agbatị na Slotsholmen iji mepụta mpaghara nke e nyere aha Frederiksholm. E gwuru Ọwa Mmiri Frederiksholms n'afọ 1681.