Sergeant Oliver Clarke had a long and illustrious career with The Sherwood Foresters. Oliver served in both the Boer War and the First World War. He enlisted into the Regiment in January 1898 and served with A Company.  

Oliver had been promoted to Sergeant by 1913. Shortly after the outbreak of the Great War, he was shipped out to France with D Company, joining the rest of the 1st Battalion in the trenches at Richebourg.  

It is shown in the London Gazette of the 16th of July 1918 that Sergeant Clarke was awarded the Military Medal for his gallantry at St Christ during an enemy raid on allied positions.