 Following the declaration of war by the United Kingdom and France on Nazi Germany on 3 September 1939 a British Expeditionary Force under the command of Lord Gort was sent to France.Although technical personnel had been arriving since September 4, the force began their move as a whole on September 10.Lord Gort outlines in his dispatches that he made arrangements in November 1939 for a British brigade to serve on the Saar Front under French command.