Toward the end of March 1915, while inspecting an advanced portion of his troops, he was struck by shrapnel, which caused seven wounds and seriously injured his leg.
Spre sfârșitul lui martie 1915, în timp ce inspecta un avanpost al trupelor sale, Kluck a fost lovit de un șrapnel, care i-a provocat șapte răni și l-a rănit grav la picior.