A painting of a landscape, showing a sky thick with smoke. On the ground, there is a valley with the Aisne river at the bottom. On the far bank, there are multiple explosions with smoke billowing up.
History of War

Defense in Depth at the Nivelle Offensive

Based on winning tactics from Verdun, this audacious attack was unexpectedly thwarted by Germany’s new, innovative defensive system and French intelligence failures.

Hundreds of soldiers carrying rifles march past along a rural English road.
History of War

In Photos: Ireland in the First World War

Though deeply divided over their nation’s relationship with Britain, thousands of Irishmen, Loyalists and Nationalists alike, joined up to serve on the frontline