Mezue ahịrịokwu na-esonụ: The skwodron nọgidere na-arụ ọrụ site na St Omer ebe na nkwado nke British Army gburugburu Ypres n'ihi na ọtụtụ ndị agha, na airfields dị ka Boisdinghem na Saint Marie Cappel. On 21 September 1917, ọ dechara ya re-ngwá na nnọchi maka FE2D, na Bristol Agha, nke bụ iji kwadebe ndị skwodron maka ọzọ afọ 15. Ndị agha ahụ na-eduzi ọrụ kwa ụbọchị site na Bruay, dị nso na Bethune n'oge agha ahụ.
Ndị agha Germany mere mwakpo dị ukwuu na Machị 1918, ma gaa n'ihu n'ebe ndịda gaa n'ọtụtụ ọdụ ụgbọelu dị n'ebe ọwụwa anyanwụ Amiens ka ndị agha Allied na-aga n'ihu n'oge 100 Days Offensive.