What is the name given to the final series of 7 US nuclear tests that took place in 1991 to 1992?
Operation Julin The United States's Julin nuclear test series was a group of 7 nuclear tests conducted in 1991–1992. These tests followed the "Operation Sculpin" series, and were the last before negotiations began for the Comprehensive Test Ban Treaty.
Operation Ivy Operation Ivy was the eighth series of American nuclear tests, coming after "Tumbler-Snapper" and before "Upshot–Knothole". The two explosions were staged in late 1952 at Eniwetok Atoll in the Pacific Proving Ground in the Marshall Islands.