The line was breached on 24 May 1944 on the British Eighth Army's front by the 1st Canadian Infantry Division and 5th Canadian Armoured Division attacking with II Polish Corps on their right.
Linjen blev brudt den 24. maj 1944 på den britiske 8. armés front af 1st Canadian Infantry Division og 5th Canadian (Armoured) Division der angreb med 2. polske korps på deres højre side.