Complex sentence: To the south of XXXIII Corps, the 39th Division attacked Neuville on the orders of the corps commander, despite the reservations of the divisional and army commanders and was repulsed by devastating fire from the defenders and had many casualties.
Split into simpler sentences: To the south of XXXIII Corps, the 39th Division attacked Neuville on the orders of the corps commander, despite the reservations of the divisional and army commanders. The attack was repulsed by devastating fire from the defenders and had many casualties.