FTP name this press baron and politician.
Along with Winston Churchill and John Simon, he was the one of three people to sit in the British Cabinet during both World War I and II.  After making a fortune by amalgamating the entire cement industry in Canada, he moved to Britain, became active in politics, and acquired the Daily Express and Evening Standard.  In these mass-market papers, he championed free trade and the British empire.  FTP name this press baron and politician.
Along with Winston Churchill and John Simon, he was the one of three people to sit in the British Cabinet during both World War I and II.  
Lord Beaverbrook