On the Eastern Front... The Soviet 3rd Belorussian Front enters Kaunas, the capital of Lithuania, and advances toward Warsaw. Elements capture Siedlice and Otwock only 12 miles southeast of the city.

On the Western Front... American 1st Army continues to advance. The US 4th Armored Division captures crossings over the Selune River near Pontaubault. The German counterattack on the left flank continues around Tessy and Percy.

In New Guinea... An American battalion is landed west of Cape Sansapor from the offshore islands. At Aitape, American forces counterattack the Japanese forces along the Driniumor River.

In London... Admiral Fraser succeeds Admiral Somerville as commander of the British Eastern Fleet.

In the Mariana Islands... On Tinian, American forces begin attacks on the last center of organized Japanese resistance, in the south of the island.