 Complete the following phrase:  Following the war, Serong returned to Melbourne but struggled to return to civilian life and lived apart from his family, who had begun to live their own lives in his long absence. He was considered a world authority on counter-insurgency operations, and wrote widely on the subject in the 1970s. Described by John Farquharson as a major Cold War figure, Serong was recognised internationally for developing new tactics for counter-insurgency and jungle warfare. In retirement he became involved in anti-communist organisations and citizens militia groups such as Ausi Freedom Scouts Australians United for Survival and Freedom, of which he was a patron. He also supported conspiracy theories about the 