▁squad ron ▁briefly ▁engaged ▁Ro on ▁before ▁both ▁sides ▁broke ▁contact . ▁Upon ▁being ▁informed ▁of ▁the ▁situation , ▁Hop man ▁sort ied ▁with ▁Prin z ▁Ad al bert ▁and ▁Prin z ▁Heinrich ▁to ▁support ▁von ▁Kar pf . ▁While ▁en ▁route , ▁the ▁cru is ers ▁encountered ▁the ▁British ▁sub marine ▁, ▁which ▁scored ▁a ▁hit ▁on ▁Prin z ▁Ad al bert . ▁The ▁tor ped o ▁hit ▁below ▁the ▁con ning ▁tower , ▁caused ▁severe ▁damage , ▁and ▁killed ▁ten ▁men . ▁Hop man ▁transferred ▁to ▁the ▁tor ped o ▁boat ▁ ▁while ▁Mich elsen ▁remained ▁ab o ard ▁Prin z ▁Ad al bert ▁to ▁over see ▁the ▁return ▁to ▁port . ▁The ▁ship ▁took ▁on ▁some ▁ ▁of ▁water ; ▁her ▁draft ▁increased ▁significantly , ▁which ▁prevent ed ▁her ▁from ▁being ▁able ▁to ▁put ▁into ▁Dan zig . ▁She ▁instead ▁had ▁to ▁make ▁the ▁journey ▁back ▁to ▁K iel ▁for ▁rep airs , ▁which ▁she ▁reached ▁on ▁ 4 ▁July . ▁ ▁Rep airs ▁were ▁finally ▁completed ▁by ▁September ▁ 1 9 1 5 . ▁On ▁ 2 1 ▁September , ▁Prin z ▁Ad al bert ▁joined ▁a ▁sortie ▁to ▁the ▁G ulf ▁of ▁Finland ▁with ▁the ▁batt les hips ▁, ▁, ▁, ▁, ▁and ▁ ▁and ▁the ▁light ▁cru iser ▁. ▁They ▁encountered ▁no ▁Russian ▁forces ▁and ▁returned ▁to ▁port ▁on ▁the ▁ 2 3 rd . ▁Another ▁operation ▁followed ▁on ▁ 5 ▁October ; ▁this ▁was ▁in ▁company ▁with ▁Prin z ▁Heinrich ▁and ▁Bre men , ▁and ▁was