Rubuta ci gaba don wannan sakin layi - A cikin Yaƙin Duniya na ɗaya, Legion na Ƙasashen waje ya yi yaƙi a cikin yaƙe-yaƙe da yawa masu mahimmanci a Yammacin Yamma, ciki har da Artois, Champagne
, Somme, Aisne, da Verdun (a cikin 1917), kuma sun sha wahala sosai a cikin 1918. Har ila yau, Legion na Ƙasashen waje ya kasance a cikin Dardanelles da Macedonian gaba, kuma an yi masa ado sosai don kokarinsa. Matasa baƙi da yawa sun ba da kansu ga Rundunar 'Yan Waje lokacin da yaƙi ya ɓarke a shekara ta 1914. Akwai bambance-bambance masu ban sha'awa tsakanin masu ba da agaji na shekara ta 1914 da kuma maza masu taurin kai na tsohuwar Legion, wanda ya sa ya zama da wuya. Duk da haka, tsofaffi da sababbin maza na Legion na kasashen waje sun yi yaƙi kuma sun mutu a cikin mummunan fadace-fadace a yammacin yamma, ciki har da Belloy-en-Santerre a lokacin yakin Somme, inda mawallafin Alan Seeger, bayan da aka ji rauni ta hanyar bindiga, ya yi farin ciki a kan sauran rundunarsa.