Initially, nations followed the naval tradition of warning merchant ships and sparing the crew before an attack. Germany changed the tactic during WWI via unrestricted submarine warfare ...

Olympic became a troop ship during WW1 and was repainted in dazzle. She shows some of the techniques used by dazzle designers. Bold shapes at the bow and stern break up the form of the vessel.

The British fleet consisted of the super-dreadnought HMS Queen Elizabeth; three battle-cruisers; twelve older (“pre-dreadnought”) battleships; four cruisers; 16 destroyers; five submarines ...

Divers recently discovered the wreck of a German submarine and the Royal Navy Q-ship that sank it in February 1917 Diver Chris de Putron inspects the wreck of the German submarine UC-18 ...

The shipwrecks include vessels from apan, Norway, France, England, Portugal, and Italy. These ships are believed to have sunk due to attacks by German submarines during World War I, specifically ...

In 1914, English cartographer John G. Bartholomew created an isochronic map, a map that shows all points that are accessible in the same amount of time. Ships and railroads were the fastest modes ...