A mercy dog was a dog that served in a paramedical role in the military, most notably during World War I. They were often sent out after large battles, where they would seek out wounded soldiers, and
An ambulance dog in World War I
A military recruitment poster
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Trench warfare is a type of land warfare using occupied lines largely comprising military trenches, in which combatants are well-protected from the enemy's small arms fire and are substantially shelte
Mercy dog
…World War I. They were often sent out after large battles, where they would seek out wounded soldiers, and they were well-suited to the conditions of trench warfare. They carried first-aid supplies that could then be used by wounded soldiers, and comforted dying soldiers who were mortally wounded. They were also…
Frontline trenches, 1916; British (upper) and German (lower)
German soldiers of the 11th Reserve Hussar Regiment fighting from a trench, on the Western Front, 1916
Trenches at the Siege of Vicksburg 1863
German forward detachments guarding the entrance to a trench line in front of Arras in 1915