101st Airborne Division coast and strengthened the paratrooper positions, many were relieved and sent to the rear to organize for the next big paratroop operation. On 17 September 1944, the 101st Airborne Division became part of XVIII Airborne Corps, under Major General Matthew Ridgway, part of the First Allied Airborne Army, commanded by Lieutenant General Lewis H. Brereton. The division took part in Operation Market Garden (17–25 September 1944), an unsuccessful Allied military operation under Field Marshal Bernard Montgomery, commander of the Anglo-Canadian 21st Army Group, to capture Dutch bridges over the Rhine fought in the Netherlands and the largest airborne operation of
First Allied Airborne Army to secure several bridges over the River Rhine to aid the Allied advance into the North German Plain. The divisional headquarters for the 1st Airborne Division, along the 1st Airlanding Brigade and the Polish 1st Independent Parachute Brigade were to land at Nijmegen, 1st Parachute Brigade was to land at Arnhem, and 4th Parachute Brigade was to land at Grave. The driving force behind the creation of Comet was Field Marshal Bernard Montgomery, who disagreed with the 'broad front' strategy favoured by Eisenhower, in which all Allied armies in North-West Europe advanced simultaneously. Montgomery, however, believed that a single thrust