Oppenheimer opposed it

Else clues

• *Weapon first tested in '52

• Dr. Strangelove threat

• Ivy Mike test weapon

• 1950s WMD

• Big bang maker

• Big bang maker, and it's no theory

• Big bang producer since 1952

• Big bang source?

• Big bang, and it's no theory

• Big blast

• Big blast producer, for short

• Big boomer

• Bikini blast

• Bikini demolisher

• Bikini test (1954)

• Blast maker, informally

• Certain W.M.D.

• Cold War concern

• Cold war specter

• Cold War threat

• Edward Teller's legacy

• Eniwetok device

• Eniwetok first

• Eniwetok test device

• Eniwetok test subject

• Explosive development of 1951

• Frightful force

• Fusion weapon

• It was tested on Bikini, 1954

• Megaton destroyer

• Mushroom cloud former, for short

• Mushroom cloud maker

• Mushroom producer

• Nuclear blockbuster, briefly

• Nuclear device

• Nuclear threat

• Nuclear weapon

• One WMD

• Russia tested its first one in '53

• SALT concern

• Subject of a '52 test

• Test ban subject, briefly

• The first one went off in 1952

• Thermonuclear blast maker

• Thermonuclear exploder

• Thermonuclear explosive

• Thermonuclear explosive (Abbr.)

• U.S.S.R.'s Big Ivan, e.g.

• Weapon of mass destruction

• Weapon since '52

• You'll get a bang out of it!


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