NBC broadcasts the first TV commercial to be sanctioned by the Federal Communications Commission. The FCC began licensing commercial television stations in May 1941, granting the first license to NBC. During a Dodgers-Phillies game broadcast July 1, NBC ran its first commercial, from Bulova, who paid $9 to advertise its watches.

The British Government admits that former high-ranking intelligence diplomat Kim Philby had worked as a Soviet agent. Philby was a member of the spy ring now known as the Cambridge Five, along with Donald Maclean, Guy Burgess, Anthony Blunt and John Cairncross. Of the five, Philby is believed to have been most successful in providing classified information to the Soviet Union. He defected to Russia, was feted as a hero and even given his commemorative stamp, before dying in 1988 at the age of seventy-six.

American actor Robert Mitchum dies in his home in Santa Barbara, California. He had starred in films such as Out of the Past, Blood on the Moon, and Night of the Hunter, was called "the soul of film noir," and had a reputation for coolness that would go unmatched until Frank Sinatra arrived on the scene.

Near the Podkamennaya Tunguska River in what is now Krasnoyarsk Krai in Russia, a large meteoroid or comet explodes at five to ten kilometers above the Earth's surface with a force of about twenty megatons of TNT. The explosion is a thousand times more powerful than the Hiroshima atomic blast, knocks over an estimated 80 million trees and generates a shock wave estimated to have been 5.0 on the Richter scale.

Soviet cosmonauts Vladislav Volkov, Georgi Dobrovolski and Viktor Patsayev, who served as the first crew of the world's first space station Salyut 1, die when their spacecraft Soyuz 11 depressurizes during preparations for re-entry. They are the only humans to die in space (as opposed to the upper atmosphere).

Former prostitute Jina Guseva attempts to assassinate Grigori Rasputin in his home town of Pokrovskoye, Siberia by stabbing him in the abdomen. According to reports, Guseva screamed "I have killed the Antichrist!" But Rasputin survived until being famously poisoned, shot, bludgeoned, and drowned in an icy river two years later.

American actress and sex symbol Jayne Mansfield dies in an automobile accident in Biloxi, Mississippi, when the car in which she is riding slams underneath the rear of a semi. Rumors that Mansfield were decapitated are technically untrue. In reality, her death certificate states that she suffered an avulsion of the cranium and brain, meaning she lost only the top of her head.