The United States was the most technologically advanced nation in the world; twelve years earlier, it had helped end World War II in dramatic fashion when it used the nuclear bomb it developed in strikes against Japan. It should have been the first to put a satellite into orbit. Instead, on the same night that Sputnik launched, CBS aired the debut episode of Leave It to Beaver, a sitcom about a squeaky-clean family living in picket-fenced suburbia with all the modern conveniences.