ut ral ity , ▁the ▁British ▁considered ▁it ▁a ▁host ile ▁action , ▁and ▁attacked ▁C open hagen ▁in ▁ 1 8 0 1 ▁and ▁again ▁in ▁ 1 8 0 7 . ▁In ▁the ▁ 1 8 0 7 ▁attack ▁on ▁C open hagen ▁the ▁British ▁army ▁conf isc ated ▁the ▁entire ▁D ano - N or weg ian ▁n avy ▁on ▁the ▁grounds ▁that ▁Den mark – N or way ▁was ▁about ▁to ▁launch ▁an ▁attack ▁on ▁Britain . ▁The ▁D ano - N or weg ian ▁n avy ▁had ▁been ▁the ▁only ▁n avy ▁left ▁in ▁Europe ▁able ▁to ▁challenge ▁the ▁British ▁n avy ▁after ▁the ▁destruction ▁of ▁the ▁Spanish – F rench ▁n avy ▁in ▁the ▁Battle ▁of ▁T raf al gar . ▁The ▁D ano - N or weg ian ▁n avy ▁was ▁however ▁not ▁prepared ▁for ▁any ▁military ▁operation ▁and ▁the ▁British ▁soldiers ▁found ▁the ▁D ano - N or weg ian ▁n avy ▁still ▁in ▁dock ▁after ▁the ▁winter ▁season . ▁The ▁D ano - N or weg ians ▁were ▁more ▁concerned ▁about ▁pres erving ▁their ▁continued ▁neutral ity ▁and ▁the ▁entire ▁D ano - N or weg ian ▁army ▁was ▁therefore ▁gathered ▁at ▁D ane vir ke ▁in ▁the ▁event ▁of ▁a ▁French ▁attack , ▁leaving ▁C open hagen ▁vulner able ▁to ▁a ▁British ▁attack . ▁The ▁British ▁attack ▁on ▁Dan ish ▁neutral ity ▁effectively ▁forced ▁the ▁D ano - N or weg ians ▁into ▁an ▁al liance ▁with ▁Napoleon , ▁and ▁Den mark –