Ka cika wannan magana: Matakin farko da Biritaniya ta ɗauka a kan tsarin ƙasashen Napoleon shi ne ta kai wa Denmark hari da babbar rundunar sojan ruwa. Ko da yake a bayyane yake tsaka tsaki, Denmark ta kasance a ƙarƙashin matsin lamba na Faransa da Rasha don yin alkawarin jirgin ruwanta ga Napoleon. London ba za ta iya yin amfani da damar yin watsi da barazanar Danish ba. A watan Agusta 1807, Rundunar Sojojin Ruwa ta Royal Navy ta kewaye Copenhagen da kai hare-hare, wanda ya kai ga kama rundunar jiragen ruwa ta Dano-Norwegian, da kuma tabbatar da amfani da hanyoyin ruwa a cikin Arewa da Baltic Seas ga rundunar jiragen ruwa na Birtaniya. Denmark ta shiga yakin a gefen Faransa, amma ba tare da jirgin ruwa ba, ba shi da abin da zai bayar, yana fara aiki a cikin wani
Yaƙin gwagwarmayar jirgin ruwa wanda ƙananan jiragen ruwa ke kai hari ga manyan jiragen ruwa na Burtaniya a cikin ruwan Danish da Yaren mutanen Norway. Denmark kuma ta dauki alkawarin shiga yaki da Sweden tare da Faransa da Rasha.