Key point: The Type XXI provides several lessons in how technology—while important—doesn’t alone win wars. On May 4, 1945 one of the most advanced submarines in the world crept up to a British Royal ...

A missing German submarine said to have taken the defeated Nazi leadership to South America has been discovered after being lost at sea for nearly 73 years. The U-3523 was one of Hitler’s Type XXI ...

In the dying days of World War II, a German sub was reportedly sunk near the Danish coast, but the wreck was never found, leading to speculation that high-ranking Nazi officials—even possibly Adolf ...

Here’s What You Need to Know: The Tench-class proved an important step forward in the development of modern-day submarines. In the aftermath of World War II, the U.S. Navy submarine force faced a ...