A remarkable tale. Here's What You Need to Know: For the American citizen soldiers who stormed the Atlantic Wall, D-Day left scarred bodies and seared memories. As their landing craft plunged through heavy surf on the morning of June 6, 1944, it was obvious to the men of Company A, 116th Infantry Regiment, U.S. 29th Infantry Division that the coming hour would be the gravest test of their lives. Assigned to the first wave of assault troops to land on Omaha Beach’s Dog Green sector, the troops were the spearhead of a massive Allied invasion aimed at breaking Hitler’s Atlantic Wall.