Battles; Armed Forces; World War, 1914-1918; World War, 1914-1918; France; World War, 1914-1918; Medical care; World War, 1914-1918; Equipment and Supplies; World War, 1914-1918; War Work; Red Cross; World War, 1914-1918; Technology; World War, 1914-1918; Transportation; Verdun, Battle of, Verdun, France, 1916