Verdun - The Battle of Verdun ran for much of 1916 in the hills of northeast France. It was fought between German and French troops, and remains the longest battle in human history, with total casualties estimated to have numbered between 700,000 and one million. This photo taken circa 1917-1918 shows a World War I battlefield near Verdun, France, with holes made by bombs filled with water.
The Battle of Verdun was the longest battle of World War One. It was fought from February 21 to December 18, 1916, between the French and German armies around the town of Verdun, France. The battle involved more than two and a half million men and it developed in a space less that 8 sq miles and consisted of a ring of underground fortifications which the German forces attempted to capture.