Images

A 1917 photograph of four members of the 2nd Kashmir Rifles in East Africa. Colonial troops were used by all sides and in most theatres of the war. Imperial War Museums, London.

A 1918 photograph of a British Handley Page bomber during the First World War (1914-18). Photograph taken at Hendon Aerodrome, London. (Imperial War Museums)

A September 1918 photograph of Renault FT-17 light tanks being used by US forces during the First World War (1914-18). National Archives at College Park.

A 1918 photograph taken on the Italian Front showing a gas shell attack and British soldiers wearing gas masks blocking the road ahead. Poisonous gas shells were developed during the First World War (1914-18). (Imperial War Museums)

Confederate General Braxton Bragg, photograph by an unknown photographer, c. 1861-65, restoration by Adam Cuerden. Library of Congress, Washington, D.C.

General Ulysses S. Grant, oil on canvas portrait by Constant Mayer, 1866. Chrysler Museum of Art, Norfolk, Virginia.

Confederate General Pierre Gustave Toutant Beauregard, the hero of Petersburg, who held off overwhelming Union troops, buying time for Robert E. Lee. Retouched version of a photograph by Mathew Brady, c. 1860. National Archives and Records...

General George B. McClellan, first Commanding General of the United States Army in the American Civil War. Retouched version of a photograph by Mathew Brady, 1861. National Archives and Records Administration, Washington, D.C.

George Meade, Union general during the American Civil War, best known for his decisive victory at the Battle of Gettysburg in July 1863. Retouched version of a photograph from the Brady-Handy Photograph Collection, c. 1855-65. Library of...

A photograph of a captured German contact mine, a weapon which was developed during the First World War (1914-18). (Imperial War Museums)