Since we didn't have a Nuclear War,
what did the Civil Defence Corps
actually do?
CDC and WVS helped in numerous local incidents, frequently when there were floods and severe storms. The CDC also meant that there were more people around who had first aid training which was put in use dealing with accidents in the home, at work or in the community. All these smaller benefits to society were never recorded.
This list on the new page of this blog shows some of the many peace time uses of British CD services that happened between 1949 and 1968: