Kammala jumla mai zuwa: Rukunin Runduna na 9 ya sauka a Normandy a ƙarshen Satumba 1944, kuma ya fara shiga cikin layi, 23 Oktoba 1944, a kan aikin kulawa a wani yanki mai zaman lafiya tare da iyakar Luxembourg-Jamus. Lokacin da Jamusawa suka kaddamar da hare-haren hunturu a ranar 16 ga Disamba, 1944, 9th, ba tare da kwarewa ba, ba zato ba tsammani ya sami kansa cikin mummunan fada. Rukunin ya ga mafi tsananin aikinsa a St. Vith, Echternach, da Bastogne, ƙungiyoyinsa suna yaƙi a yankunan da ke da nisa. Gidansa a Bastogne ya dakatar da Jamus har tsawon lokaci don ba da damar 101st Airborne Division don yin amfani da shi don kare birnin. Bayan lokacin hutawa a watan Janairun 1945, Ƙungiyar ta shirya don motsawa a fadin kogin Roer. An kaddamar da hare-haren a ranar 28 ga Fabrairun 1945 kuma 9th ya haye Roer zuwa Rheinbach, yana aika da sintiri zuwa Remagen. A ranar 7 ga Maris, 1945, abubuwa na 9th Armored sun gano cewa Ludendorff Bridge har yanzu yana tsaye. Lokacin da hare-haren rushewar Jamus suka kasa saukar da gadar, sai suka haye ta, suka kwance kuma suka cire sauran hare-haren, wanda zai iya fashewa a kowane lokaci. Rukunin ya yi amfani da gadar gada, yana motsawa kudu da gabas ta Kogin Lahn zuwa Limburg, inda aka 'yantar da dubban fursunonin Allied daga Stalag XIIA. Ƙungiyar ta ci gaba zuwa Frankfurt sannan ta juya don taimakawa wajen rufe Ruhr Pocket. A watan Afrilu ya ci gaba zuwa gabas, yana kewaye da Leipzig kuma yana tabbatar da layin da ke gefen Kogin Mulde. Ƙungiyar ta koma kudu zuwa Czechoslovakia lokacin da yakin ya ƙare a Turai a ranar 9 ga Mayu, 1945. Dukkanin raka'a na CCB / 9 AIB na 9th Armored Division an ba su lambar yabo ta Shugaban kasa don ayyukansu a cikin daukar da kare yankin.
Ludendorff Bridge a lokacin yakin Remagen a yakin duniya na biyu.