With their line of supply threatened by the Allied advance in the Liri valley, the Germans decided to withdraw from the Cassino heights to the new defensive positions on the Hitler Line.
Pošto je savezničko napredovanje u dolini Lirija ugrožavalo njihovu rutu snabdijevanja, Nijemci su se odlučili povući s brda oko Cassina na nove obrambene položaje na Hitlerovoj liniji.