Atlantic
Hoping to draw British naval units within range of Luftwaffe bombers, the German battleship Gneisenau leads a Kriegsmarine move on Norway. The exercise meets with little success. The German air units have yet to learn how to mount attacks at sea.[
| 
]Battle of the Atlantic
The Dutch steamer Bennendijk (6873t) is badly damaged 2 miles southeast of Shambles Light Vessel by a mine laid by U-26 on Sept 8th. She sinks the next day 1 mile north of the Light Vessel.[
| German Raiders
The German pocket battleship Admiral Graf Spee sinks the British steamer Ashlea (4222t) in the South Atlantic. The crew had been transferred to the captured British steamer Newton Beech.
|
| ]Western Front
Transport of the BEF to France is completed. A total of 161,000 troops, 24,000 vehicles and tanks, and 140,000 tons of supplies has been moved into France.[
| ]