Awarded for his leadership of the Sturmgeschütz-Lehr-Brigade 920 during the Soviet winter offensive of early 1945. Between the 14.01.1945 and his award of the Knight’s Cross Kapp’s unit destroyed over 250 Soviet tanks.
“The Sturmgeschütz-Lehr-Brigade 920, under the leadership of its commander, Major Kapp, destroyed 36 enemy tanks, immobilized 3 more and also destroyed 3 guns in one day of fighting on the Oder front. In return they lost just 1 assault gun.”