Complex sentence: The offer was gratefully accepted, and the U.S.1st Division was ordered into the Picardy region to help General Marie-Eugène Debeney's French First Army, exhausted after halting the advance of General Oskar von Hutier, commanding the newly formed German Eighteenth Army.
Split into simpler sentences: The offer was gratefully accepted, and the U.S.1st Division was ordered into the Picardy region to help General Marie-Eugène Debeney's French First Army. Exhausted after halting the advance of General Oskar von Hutier, commanding the newly formed German Eighteenth Army.