Today in World War II History—Feb. 1, 1944

Gen. Omar Bradley, Adm. Bertram Ramsay, Air Chief Marshal Arthur Tedder, Gen. Dwight Eisenhower, Gen. Bernard Montgomery, Air Chief Marshal Trafford Leigh-Mallory, and Gen. Walter Bedell Smith at a SHAEF conference in London, England, 1 Feb 1944 (Imperial War Museum TR 1541)

US landing craft approaching Namur, 1 February 1944 (US Army Center of Military History)

75 Years Ago—Feb. 1, 1944: Countdown to D-Day: Allied leaders issue Neptune Initial Joint Plan for D-day, including a 5-division front.

US Marines land on Roi & Namur in Kwajalein Atoll in Marshall Islands.

Article by Oswald Avery, Colin MacLeod, and Maclyn McCarty published in Journal of Experimental Medicine identifies the “transforming factor” as deoxyribonucleic acid (DNA).