Be seeresosasweo PART Ii ae WEAPONS 1. The major events of the period included: a. Successful detonation of the first full-scale thermcnucleer device at Operation IVY, in November 1952; aryl Yu bebe -.174 \ ec. rirst flights of guided mis-iles atomic warheads (dummy cores). Test of DEILPTED =. The Fresident on January 31, mission “to procésa to determine the thermenuclesr weapon," ber 1, rade with 1952 avtcns, less (Eniwetok date), 1950, directed the Com- technical feasibility of a than three years ister, cn Nevem- 2 lergée-yiele thermonuclear device, prelimi nary eStirate. This was scmewnet larger tnin the 4-6 megetons exfected, ane 4s the equivalent of the 20 kKiloton energy releese of the sc-called nceminel fission tomb tomb. The DELETLyVes tled and T was @55 essemtled < detcnated in a smal ing on the ground surface, near the center of @ small island,