Complex sentence: The defensive victory achieved by Messe at Mareth and the continuos tactical delaying of the Allied offensive could not prevent the inevitable defeat of the Axis in North Africa, and on May 13 1943, after the collapse of the 5th.
Split into simpler sentences: The defensive victory achieved by Messe at Mareth and the continuos tactical delaying of the Allied offensive could not prevent the inevitable defeat of the Axis in North Africa. On May 13 1943, after the collapse of the 5th.