World War I involved 32 nations from 1914 to 1919. It redrew the world map and reshaped many borders in Europe. The collapse of the Russian Empire created Poland, the Baltics, and Finland.

The past 100 years have seen another world war and the rise and fall of the Soviet ... (Pull cursor to the right from 1914 to see 1914 map and to the left from 2014 to see the modern map) ...

Britain and its Empire lost almost a million men during World War One; most of them died on the Western Front. Stretching 440 miles from the Swiss border to the North Sea, the line of trenches ...

An interactive map showing the location of more than 1,100 World War One wrecks has been created. It reveals wreck sites off the south coast of England of naval, passenger, troop and hospital ...