The crew of a German U-Boat became prisoners in a North Louisiana prisoner of war camp, held in secret to protect Allied intelligence.

Fast, powerful, and short-lived, the Alaska-class large cruisers of the US Navy in World War II were both state of the art and obsolete at the same time. See how the US Navy tried to create the ultimate cruiser-killer ship.

The 1918 Flu Pandemic peaked the same month as World War I ended, and contributed to the instability around the world in the following decades. It also inspired a search for causes and cures that contributed to medical innovation in World War II, and technologies we still use today.

To commemorate the anniversary of Franklin D. Roosevelt's death, we sat down with his biographer, Nigel Hamilton, PhD.

We feature some loyal companions, adopted friends, and loved animals by WWII servicemen and women in honor of National Pet Day.