About half of the council were from the armed forces (although some were specialists who were only commissioned after the outbreak of war), the rest were various civil servants, lawyers, or business or industrial experts.
Omkring halvdelen kom fra de væbnede styrker (om end nogle var specialister, som kun var blevet udnævnt efter krigens udbrud), mens resten var embedsmænd, advokater og eksperter fra erhvervslivet.