For a desert nomad, Rashid had picked up on the details of underwater warfare rather quickly.

But as James knew full well, even in underwater warfare, the best defense was a strong offense.

The torpedo testing during the 1870s was the foundation for modern American underwater warfare.

Shinny down into the 69m-long submarine Nordkaparen for a throat-tightening glimpse into underwater warfare.

However, the rapid development of underwater warfare through the war made a lot of surplus equipment available.

Expert in naval and underwater warfare, strong on leadership qualities.

After the willing surrender the crew forgot both the glamour of the U-boat service and the dangers of underwater warfare.

Submarine Boats, the beginnings of underwater warfare, Windward, 1983.

Naval warfare is divided into three operational areas: surface warfare, air warfare and underwater warfare.

PPI displays are also used to display sonar data, especially in underwater warfare.