The Great War opened a space for new ways of expression. Previously, we mentioned the use of propaganda as the vehicle used by different governments to increase the participation of citizens in the war. Music was also used as a way of propaganda, but musicians that were enlisted such as Ivor Gurney, Arthur Bliss, Herbert Howells, George Butterworth, F S Kelly, William Denis Browne, Ernest Farrar, and Willie Manson compose songs to narrate the actions in the frontline, but mainly, to raise the spirit of the soldiers.
If you are interested in the music of this period, there are some extraordinary websites:
http://www.bbc.co.uk/programmes/b0075kjg (radio program)