Battle of the Atlantic
The British submarine Narwhal attacks a German convoy 9 miles east of Skagen. The German steamer Buenas Aires (6097t) is sunk and the steamer Bahia Castillo (8579t) is badly damaged. 60 men and 240 horses are lost and 64 men are wounded on the Buenas Aires. 10 men and 26 horse are lost and 23 men are wounded on the Bahia Castillo.
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]China
Japanese forces resume offensive operations with broad attack in western Hupei Province aimed at extending control over the Yangtze River and adding to the pressures on Chungking, the seat of Chiang Kai-shek's government.
[ | ]Diplomatic Relations
A personal message is sent by President Roosevelt to Mussolini strongly urging him not to enter the war.
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Hawaii
Pearl Harbor in the Hawaiian Islands becomes the new base for the US Pacific Fleet as a deterrent against Japanese aggression.
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Norway
4,400 men have been evacuated from Andalsnes but a lot of their equipment has been lost. British troops are also evacuated from Ålesund. The Germans counter-attack near Narvik, but are repulsed on May 2.
The German forces link up between Oslo and Bergen. 4,000 Norwegians surrender to the Germans in the Lillehammer sector.
[ | ]Western Front
The French military attaché in Berne sends a report to Paris that the Germans will open a major offensive between May 8 and 10 with the main effort towards Sedan.
Hitler orders that the Gelb offensive against the Low Countries and France will begin on May 5.
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