After he died in London in June 1960, the Daily Mail stated that Monks was to be found 'wherever there was a battle'.
He was one of several Australians who became famous for their war reporting for Fleet Street newspapers. Monks began on the Sun News-Pictorial, later joining the London Daily Express.
He covered the Abyssinian war, then later the Spanish Civil War for the Daily Mail.
His most famous piece of reportage was of the bombing of Guernica by German aircraft.
He covered most European fronts during World War II, and later reported on the Korean War and the Malayan insurgency.
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