Medals awarded during WWI included:

1914 Star (Mons Star) was awarded for service in France or Flanders (Belgium) between 5 August and 22 November 1914

1914-15 Star was awarded for service in France or Flanders (Belgium) between 23 November 1914 and 31 December 1915, or for service in any theatre between 5 August 1914 and 31 December 1915

Allied Subjects Medal was awarded to individuals (not necessarily British) for service to the Allied cause, for example, by helping British Prisoners of War escape

Allied Victory Medal (Victory Medal) was awarded for service in any operational theatre between 5 August 1914 and 11 November 1918. It was issued to individuals who received the 1914 and 1914-15 Stars and to most individuals who were issued the British War Medal. The medal was also awarded for service in Russia (1919-1920) and post-war mine clearance in the North Sea (1918-1919).

British War Medal was awarded to both servicemen and civilians that either served in a theatre of war, or rendered service overseas between 5 August 1914 and 11 November 1918. It was also awarded for service in Russia, and post-war mine clearance in the Baltic, the Black Sea, and the Caspian Sea between 1919 and 1920.

Distinguished Conduct Medal (DCM) was awarded to non-commissioned officers for bravery

Distinguished Service Order (DSO) was generally awarded to officers ranked Major and higher for distinguished war service

Military Cross Medal (MC) was awarded to commissioned officers of Captain and below, as well Warrant Officers, for valour during active operations

Military Medal was awarded to non-commissioned officers for bravery in land battle

Silver War Badge (SWB) was awarded to servicemen who became ill or were wounded while serving in a theatre of war or at home

Territorial Force War Medal was awarded to servicemen who were members of the Territorial Force either on or before 30 September 1914 and who served in an operational theatre abroad between 5 August 1914 and 11 November 1918

Victoria Cross Medal (VC) was awarded for valour in the face of the enemy