Air Operations, Aleutians

• 8 28th Composite Bomb Group B-24s and 11 B-25s mount ground-support missions at Attu, and 2 B-24s and 12 343rd Fighter Group P-38s cover the island.
• 9 B-25s and 16 P-40s attack Kiska in 3 separate missions.

Air Operations, Europe

HM King George VI and Queen Elizabeth are greeted by Brigadier Frank Hunter and Major General Ira Eaker of the 8th US Army Air Forces on the occasion of their visit to Duxford on 26 May 1943. The airfield was handed over to the American forces in June 1943 and became USAAF Base 357.

King and Queen Greeted by US Commanders at Duxford

• 14th Fighter Group P-38s attack the harbor at Golfo Aranci.
• In the day's only fighter engagement, a P-38 downs an Italian flying boat at 1215 hours.
• NAAF P-38s also attack the power dam at Tirso.

P-40 fighter-bombers attack gun emplacements, motor vehicles, and troop concentrations along the southeastern coast.

Air Operations, Gilberts

3 VII Bomber Command B-24s based at Canton Island attack a barracks in Abemama Atoll.

Air Operations, Mediterranean

The Allied air offensive continues on Sicily, Sardinia and Pantellaria.

Air Operations, New Guinea

3 V Bomber Command bombers hit both airfield and town of Madang.

Air Operations, Sardinia

NAAF P-38s attack Villacidro Airdrome and shipping at Porto Ponte Romano.

Air Operations, Sicily

NASAF B-17s, B-25s, and B-26s attack Biscari, Comiso, and Gela/Ponte Olivo Airdromes.

Aleutians

On Attu the Americans improve their positions both on the southern slope and on the north side of Fish Hook Ridge.

Japanese submarines begin the evacuation of the Kiska Island garrison.

Battle of the Atlantic

Returning to port from a patrol, U-436 runs into the escort for convoy KX-10 and is sunk in a depth-charge attack by the Indian corvette and British frigate HMS Test.

U-436

Canada, Home Front

Meat rationing is introduced throughout the country.

Eastern Front

The V Corps is involved in further heavy fighting.

VIP meeting at Peenemünde for V2 with Wernher von Braun

In the picture are: Dr. Walter Thiel (outer left), designer of the drive of the A-4/V-2 aside member of council Plendel the officer behind him is colonel Earl Klaus Schenk von Stauffenberg more to the right is walking general of the infantry Herbert Olbricht then comes a non identified officer then comes Great Admiral Karl Dönitz in marine's coat in front of the A-4/V-2 rocket is general Heinz Brandt with hands behind his back Dornberger is turning to an officer behind him at the moment von Braun in a black suit is following left of him the officer outer right is not identified

Mediterranean

The first Allied convoy since 1941 to sail without a loss through the Mediterranean from Gibraltar arrives in Alexandria having left on the 17th.

Occupied Poland

Over 1,000 gypsies are gassed in Auschwitz.

Occupied Yugoslavia

(when?) The fifth Axis offensive against Tito's Partisans begins. 120,000 Germans, Italians, Bulgarians and Chetniks (turncoat Partisans) trap about 16,000 Partisans in Montenegro, but they fight their way out in June. About 8,000 are killed. The Germans deport all civilians from this area.

Pacific

• The US submarine Pogy (SS-266) attacks a Japanese convoy sinking the transport Tainan Maru (1989t) off Shioyazaki, Honshu.
• The US submarine Saury (SS-189) attacks a Japanese convoy south of Kyushu sinking the transport Kagi Maru (2343t) about 10 miles north of Anani Oshima Nansei Shoto.
• The US submarine Whale (SS-239) sinks the Japanese gunboat Shoei Maru (3580t) transporting men from Guam about 17 miles north-northwest of Rota Island, Marianas.

United States, Home Front

Pres Edwin Barclay of Liberia arrives in Washington.