Battle of the Atlantic

• U-124 sinks the British steamer St Helena (4313t) 100 miles southwest of Freetown. All 41 of her crew are rescued by the British destroyer Wishart.
• German air attacks sink the Belgian steamer Arbel (901t) west of St Ives with the loss of 3 crewmen and the Swedish steamer Kexholm (3816t) south-southwest of the Faroes. The entire crew of the Swedish ship are rescued.

German Raiders

The Greek steamer Nicolaos D. L. (5486t) is sunk by the German raider Kormoran in the middle of the Atlantic. The entire crew are made prisoners of war.

Greece

After 2 days of continuous attacks the defending British and Australian forces pull back. The Germans have very powerful air support throughout. During this time the Allied forces to the east are pulling back from the Aliakmon Line to a position hinging on Mount Olympus.

Greenland

South Greenland's governor informs the American consul at Godthaab the he will not recognize the agreement concluded by the Danish minister in Washington giving the US military base rights in Greenland. He says he will resist any such move until he is 'faced with the fait accompli.' The US later presents him with such when it sends a contingent of US Marines and 3 Coast Guard cutters to Greenland.

Mediterranean

The British tanker Marie Maersk (8271t) is sunk by German bombing at Piraeus. The tanker is later salvaged and repaired at Trieste. She is renamed Luisa for Italian use.

North Africa

Rommel's troops capture Bardia.

Yugoslavia

In the evening Belgrade surrenders to the German XLI Motorized Corps of Gen von Kleist's forces who have advanced down the Morava valley from Nis. They only reach Belgrade a little before other German units from Hungary and from Rumania who join up as they near the capital. The Italians also advance taking a number of coastal villages and the Dalmatian island of Ugljan.

German Troops in Yugoslavia

Ante Pavelic takes over as head of state of the independent Croatian state - a puppet of Mussolini.