As Flight Lieutenant Brian Cook he failed to defend the Conservative seat of Chelmsford at a by-election in April 1945 which was won by Ernest Millington for the short-lived Common Wealth Party. He was elected as member of parliament for Ealing South at a by-election on 12 June 1958.
As Flight Lieutenant Brian Cook, he failed to protect the Conservative seat of Chelmsford in a by-election held in April 1945, which was won by Ernest Millington for the short-lived Common Wealth Party. He was elected as a member of parliament for Ealing South at a by-election on June 12, 1958.