Kammala jumla mai zuwa: Daga baya, yayin kamfen na Yaƙin Duniya na,aya, Lecca ya kasance Kyaftin na Sashen Makamai a cikin Rukunin na 22, wanda ya janye tare da sauran sojojin zuwa Yammacin Moldavia. Har ila yau, a wannan lokacin, wani bita na "Dandanaua" ("Mishap") ya kasance ta hanyar Maximilian a
Bucharest da Jamus ta mamaye ta an soke ta bayan rahotannin da ke cewa tana yi wa masu mamaye ba'a. Yayin da yake murmurewa a Podu Iloaiei a lokacin hunturu na 1916, Lecca ya nuna alamun rashin lafiya mai rauni (wani lokacin ana bayyana shi a matsayin raunin yaƙi), yana shaida wa Ludovic Dauș cewa yana mutuwa a hankali, amma har yanzu yana fatan samun magani mai ban mamaki. An dakatar da shi a lokacin rani na 1917, yana zaune a Iași, tare da Natalia Lecca a matsayin mai kula da shi. Daga cikin ayyukansa na ƙarshe akwai wani kundin shayari, "Simpla" ("Mai Sauki"). Kusan gaba ɗaya a cikin 1918, ya ci gaba da kasancewa mai hankali da amsawa duk da cewa, kamar yadda Iorgulescu ya tuna, ya mutu a cikin zamantakewa.