'On This Day' from culturepics.org

MAPS OF THE WESTERN FRONT
7 September 1914
Imperial War Museum

Pte Tickle enlisted on 7 September 1914 and was accepted although he was under age. He was killed on 3 July 1916, aged 17, during the Battle of the Somme. His mother's handwritten note on the photograph (taken a few days before his death) describes him
Died 7 September 1914
Imperial War Museum

Second Lieutenant Harold Alexander Boyd. Unit: 2nd Battalion, Royal Inniskilling Fusiliers. Death: 07 September 1914 Western Front
Died 7 September 1914
Imperial War Museum

THE FIRST BATTLE OF THE MARNE, SEPTEMBER 1914
7 September 1914
Imperial War Museum

AERIAL PHOTOGRAPHY ON THE WESTERN FRONT DURING THE FIRST WORLD WAR
7 September 1915
Imperial War Museum

Captain Harold Vernon Browne. Unit: Dorset Yeomanry (Queen's Own). Death: 07 September 1915 Suvla Bay Dardanelles
Died 7 September 1915
Imperial War Museum

Lieutenant Geoffrey Brian Hobbs. Unit: 10th Battalion, Northumberland Fusiliers, attached to No. 9 Squadron, Royal Flying Corps. Death: 7 September 1915, killed while flying on military duty near Dover, Home Front.
Died 7 September 1915
Imperial War Museum

THE BRITISH RED CROSS ON THE ITALIAN FRONT, 1915-1918
7 September 1915
Imperial War Museum

Ada Moreton, Queen Alexandra's Imperial Military Nursing Service Reserve. Died on active service in Bombay 07 September 1916.
Died 7 September 1916
Imperial War Museum

Second Lieutenant Cecil Stuart Russell. Unit: Royal Artillery. Death: 07 September 1916 Western Front
Died 7 September 1916
Imperial War Museum

Sergeant Roy McGregor. Unit: 7th Battalion, 1st Division, Australian Imperial Force. Death: 07 September 1916 Ypres Western Front
Died 7 September 1916
Imperial War Museum

THE BATTLE OF THE SOMME, JULY-NOVEMBER 1916
7 September 1916
Imperial War Museum

THE FRENCH ARMY ON THE WESTERN FRONT, 1914-1918
7 September 1916
Imperial War Museum

The Mushroom Field, near Hesdin
7 September 1916
Imperial War Museum

Anderton, Edith, Miss. to IWM
7 September 1917
Imperial War Museum

Corporal Thomas George Clark 698. Unit: C Company, 52nd Battalion (late 12th Battalion), Australian Imperial Force. Death: 07 September 1917 Died of wounds aged 22 years Western Front
Died 7 September 1917
Imperial War Museum