did he take part in any war?
Yes, World War II.
Lester Brain
Following the outbreak of World War II, Brain was given the task of co-ordinating Qantas' support for the Australian military, which became known as the Qantas Merchant Air Service.
who was lester brain? He was a pioneer Australian aviator and airline executive. where was he born? Forbes, New South Wales.
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Lester Brain [SEP] World War II
His rescue efforts were recognised with a King's Commendation for "brave conduct at Civil Aerodromes", promulgated in the "Commonwealth of Australia Gazette" on 17 June 1943. The following year, he was promoted to temporary wing commander in the CAF.