Source: Action Comics #418 (1972)
Now moving to the Curt Swan interiors... This is a story that picks up from events in Action 417 with Superman at the U.N. signing a peace treaty with Luthor, Brainiac and a couple of lesser lights from alien worlds, Grax and the Marauder. Finally, the United Nations have a purpose.
The Bronze Age: The Silver Age was just yesterday.