The Battle of Normandy, aka D-Day, begins with the landing of 155,000 Allied troops on the beaches of northern France in an event codenamed Operation Overlord. The German army by this time is already seriously depleted after their long but unsuccessful struggle to conquer Russia in the East, thus Allied soldiers quickly break through the Nazi defensive positions and push inland in the largest amphibious military operation in history.

British Secretary of State for War John Profumo resigns after the revelation that he had been sexually involved with a showgirl and sometime prostitute named Christine Keeler. Among Keeler's close acquaintances was a senior Soviet naval attaché, thus in addition to Profumo committing adultery then lying about it before the House of Commons, authorities pressed for his resignation because they also feared he had been plied for state secrets.

The German passenger liner MS St. Louis, carrying 963 Jewish refugees, is denied permission to land in Florida, United States, after already being turned away from Cuba. Forced to return to Europe, many of its passengers later die in Nazi concentration camps. The event becomes the subject of a 1974 book, Voyage of the Damned, by Gordon Thomas and Max Morgan-Witts, and is later adapted into a film with the same title, released in 1976.