NavGeneral InfoEmail Print Provider Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty OrganizationTabulations only Geography Japan (JPN) Coverage type Country Time period covered 03/1954 - 03/1954 Data type Event data Keywords Mortality, Organized violence Citation Contributors Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization Publisher Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization Suggested citation Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization. 1 March 1954 - Castle Bravo. Vienna, Austria: Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization. GHDx Entry last modified on: Nov 14, 2019