Germany's U-505 submarine was the 1st warship captured by the US Navy in over a century and top secret during World War II.

submarine battle since World War II. At least not one that the Pentagon or any other nation has made public. Read more: 14 Best Fighter Planes And Jets Of All Time The most successful attack ...

[00:04:00] Michael Muir: So this wearing down of the Japanese ability to effectively wage war, um, makes the American submarine force in the Pacific one of the unsung heroes of World War II.

But history buffs may find one experience particularly intriguing: staying on a fully restored World War II-era submarine—including the very same bunk beds American sailors slept in during war ...