=: us CHRONOLOGY (Contd) 1953 September Consolidation of Eniwetok and Kwajalein supply accounts at Eniwetok May The Joint Chiefs of Staff approved revised CASTLE force requirements June Major General Percy W. Clarkson, Commander, JTF SEVEN, and Task Group Commander, visited Forward Area 15 July Task Group 7.4 manned at Kirtland 1 September Original date for beginning of CASTLE operational phase 27 October Exercise TIGER/CAT, ZI rehearsal for CASTLE, December conducted at San Diego Naval Air Station, California Large-scale build-up of men and materiel began at Eniwetok and Bikini Atolls 1954 ¢ 2 January ADVON (Advance Echelon of Hq TG 7.4) arrived at Fniwetok and operational phase commenced 27 January Main body of Hq TG 7.4 arrived at Eniwetok 23 February First full-scale Joint Task Force rehearsal conducted at Eniwetok and Bikini Atolls 1 March 1 March ee at Bikini Atoll (0645 Personnel contaminated by BRAVO fall-out on Rongelap, Ailinginae, Rongerik and Utirik 27 March ROMEO 7 April KOON Atoll 12 April AFWL/HO (0630 Tine}=———— ime) > fired atBikini Atoll fired at Bikini oc Cancelled (2/