 Pakupedzisira, muzhizha ra1916, Mutungamiri Brătianu akarasa zvaakanga asarudza, uye Romania yakapinda muhondo senyika yeEntente. Nepo Constantin akapiwa basa rokuvimbisa kubatanidzwa kwakananga kwemauto eRussia uye rubatsiro rwemauto kuRomanian FrontGeorge akazvipirazve kunoshanda muchiuto. Iye sezvinozivikanwa akanga akanyoresa somunhu oga, asi akaonwa achifamba nomurindiri wake amene. Akagoverwa kuSecond Army command muSouthern Carpathians, uko akabata musangano naGeneral Alexandru Averescu nevamwe vakuru. Averescu akamurangarira somunhu ane mumvuri, asina kukodzera kuvimba kwake, uye akacherechedza kunyanya pfungwa dzaDiamandy pamusoro pekushandisa mabhomba ekuwedzera kurwisa mauto eAustria-Hungary ayo anonzi akatanga kushandiswa kwavo muhondo. Diamandy akaona chiito mumakomba epamberi, asi akanga achiri kunetswa nemapapu ake nezvinetso zvomwoyo, uye pakupedzisira akatumirwa kuchipatara chiri shure kwemitsetse. Panguva iyoyo, kufungidzira kwaDiamandys pamusoro pokusatora rutivi kweBulgaria nokugadzirira kweRomania nokuda kwehondo kwakabvumikisa kuva kusina kururama, neRomania ichitambura kukundwa kunoparadza muHondo yeTurtucaia. 