Few naval vessels have developed as enduring of a legacy as German U-Boats, but what does that name actually mean?

Germany changed the tactic during WWI via unrestricted submarine warfare, which meant that German U-boats could attack without warning any vessel it came across. Germany sank the civilian vessel ...

These deadly submarines patrolled the waters of the ... This would not have made a difference to a WW1 U-boat commander hunting slow merchant ships. But it could make a difference today where ...

Germany's 140 U-boats had sunk almost a third of the world's merchant ships. (Source: National WW1 Museum and Memorial, USA.) The SS Maplewood being torpedoed and sunk by German submarine SM U-35 ...

were some of the most legendary ships of World War II – German U-boats were very different from modern submarines, but that didn't make them any less deadly. The boat that inspired the film ...

A U-Boat Class II submarine (this one depicted ... like the one in Termote’s backyard that sent more of Germany’s WWI U-boats to the bottom of the channel than anything else.

Fishs swim around the helm of the Australian submarine HMAS AE1 off the coast of the Papua New Guinea island years after its disappearance in World War I. Source: AAP The wreck of Australia's ...