In the North Atlantic... The British merchant ship Arandora Star is sunk off the coast of Ireland by a U-boat. Of the 1200 people aboard 800 are drowned. They are among the 8000 "enemy aliens" who are to be deported from Britain for internment abroad.

From Berlin... An Armed Forces High Command, OKW, order is issued entitled "The War Against England." It begins "The Fuhrer and Supreme Commander has decided that a landing in England is possible." In response to this order Goring gives instructions for an intensified air blockade with especial attention to be given to attacks on shipping. The Luftwaffe has two air fleets in northern France.