Coming from a background in the
arms industry, Loucheur became
Minister of Armaments in September 1917. He was administrator of
Tréfileries et Laminoirs du Havre (TLH) when he was appointed Minister of Armaments. He replaced
Albert Thomas and served as armaments minister until 26 November, 1918 when he became Minister of Industrial Re-construction where he remained until 20 January, 1920. He was the principal economic advisor for
Georges Clemenceau at the
1919 Paris Peace Conference. The product of this conference was the controversial
Treaty of Versailles. He was
Minister of Liberated Regions from 16 January 1921 to 15 January 1922 in the 7th cabinet of
Aristide Briand. Loucheur was briefly
Minister of Commerce, Industry, Posts, and Telegraphs under
Raymond Poincaré in 1924. He also served as
Minister of Finance in Briand's seventh Government during 1925 and 1926. In
Édouard Herriot's Second Ministry Loucheur served as
Minister of Commerce and Industry and from June 1928 to February 1930. He succeeded
Maurice Bokanowski, who had died in an air accident. He then served again under Poincaré as
Minister of Labour, Hygiene, Welfare Work, and Social Security Provisions. ==References==