Crewmen stand on the deck of U-47 as the submarine returns from a successful war patrol in 1939. Every member of the crew was decorated for the sinking of Royal Oak.

Military Heritage

World War II’s Most Daring U-boat Attack

By Alexander Zakrzewski

On the evening of October 13, 1939, sailors aboard the British battleship HMS Royal Oak had no reason to believe they were in danger of anything other than cold and boredom. Read more