His first cabinet post was as President of the Board of Trade to Henry Campbell-Bannerman.  
He became unpopular following the so-called "Black Friday" when he persuaded Frank Hodges to accept a wages pool for miners.  Other scandals of this man's career included an insider-trading scheme involving the Marconi Company as well as a long-term affair with his secretary Frances Stevenson.  His first cabinet post was as President of the Board of Trade to Henry Campbell-Bannerman.  The power of the British House of Lords was broken in 1911 as part of the fight he started, as Chancellor of the Exchequer, in introducing the so-called "People's Budget" of 1909.  His nominal boss at that time was Herbert Asquith, who would eventually promote him to War Minister.  FTP, name this Welshman who managed to oust Asquith from power and replace him in time to be British Prime Minister at the end of World War I.
He became unpopular following the so-called "Black Friday" when he persuaded Frank Hodges to accept a wages pool for miners.  
David Lloyd George