B-17 bombing raids by USAAF in preparation for Normandy Invasion, 1944

The video discusses the strategic bombing of critical rail and highway points in France to isolate coastal areas for an impending assault. It highlights the air attacks on French railroads starting in April, two months before the planned invasion, as a means to disrupt Nazi communication. Despite the risks, bombers targeted French rail centers to achieve military objectives.

Why was it important to isolate the coastal areas selected for assault?

What was the significance of the bombing attacks in relation to the Nazis' communication system?