Mezue ahịrịokwu na-esonụ: Afọ ikpeazụ nke agha ahụ - 1918 - malitere dị ka ọdachi ma mechie dị ka mmeri. Na 21 Machị 1918, Ọchịagha Erich Ludendorff, Onye isi ndị isi ndị isi ndị Germany, bidoro mwakpo nke oge opupu ihe ubi, nke ezubere iji merie ndị Allies na Western Front tupu ike nke American Expeditionary Force (AEF) nwere ike ịba ụba. Isi ihe mgbu nke mbụ -Operation Michael - dakwasịrị ndị agha nke ise nke General Gough bụ ndị a manyere ịlaghachi azụ. Na nzaghachi maka nsogbu ndị Allies chere ihu, French "Generalissimo" Ferdinand Foch ka e mere Onye isi ndị agha Allied na Western Front, na-etinye BEF n'okpuru nduzi ya. Mwakpo ọzọ nke ndị German bịara na ndịda Ypres na Agha nke osimiri Lys na ebe a kwa BEF lara azụ. Onyeisi ndị agha Haig nyere iwu a ma ama nke ụbọchị ahụ, "Anyị ga-eji azụ anyị guzoro n'akụkụ mgbidi ma kwere na ikpe ziri ezi nke ihe anyị na-eme, onye ọ bụla n'ime anyị aghaghị ịlụ ọgụ ruo ọgwụgwụ". Nnukwu mwakpo nke atọ nke ndị Germany, nke dabara n'ụzọ bụ isi na ndị France, emesịala bụrụ
kwụsịrị na Marne na June. N'abalị asatọ nke ọnwa Ọgọstụ, ndị agha nke anọ nke General Rawlinson malitere agha Amiens nke gosipụtara mmalite nke agha ụbọchị otu narị, ọgụ ikpeazụ nke ndị Allied na Western Front. N'ime izu ndị sochirinụ, ndị agha ise niile nke BEF gara ọgụ site na Somme ruo Flanders. Agha ahụ gara n'ihu ruo mgbe nkwekọrịta nkwekọrịta agha na Germany malitere ịdị irè n'elekere 11:00 nke ụtụtụ na November 11, 1918.