He wrote at the start of the 20th century, when the rediscovery of Gregor Mendel's work, had created turmoil over Charles Darwin's theory of evolution by natural selection.
Liberalism, he says, is not possible in the context of evolutionary theory, given man's ceaseless urge for expansion which conflicts with the idea of equality for all.
Chatterton-Hill spent World War I in Germany out of Irish nationalist sentiment and corresponded with Roger Casement.
He was allowed out of hospital by the Germans in January or February, 1940, but was immediately put into a concentration camp, where he was labelled as an undesirable alien.
His German wife was airlifted to the United Kingdom on 19 February 1947 sent to a hostel in Renfrewshire and given an ex gratia payment of £1,084 which enabled her to have an income of a 35s.