 In November 1940, Lord Wolmer resigned his seat in the Commons, and was called up to the House of Lords in his father's barony of Selborne in January 1941.He was Director of Cement at the Ministry of Works from 1940 to 1942.In 1942, he inherited his father's earldom and his last political post was as Minister of Economic Warfare from 1942 to 1945.