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 ...

World War I involved 32 nations from 1914 to 1919. It redrew the world map and reshaped many borders ... For more information about the history of World War I, visit The National WWI Museum ...

The Battle of the Somme was one of the most significant campaigns of World War One, as the Allied forces ... This interactive map shows the victories, defeats and painful stalemate, and how ...