Rubuta ci gaba ga wannan sakin layi - A halin yanzu, faduwar Bucharest
ya bar Romania ta rarrabu: Sarki Ferdinand, gwamnatinsa, da sojojin sun ci gaba zuwa Yammacin Moldavia, inda suka ci gaba da juriya; a kudancin Wallachian, Conservative Lupu Kostaki da abokan kawancensa sun yi haƙuri, ko haɗin gwiwa tare da, mamayar Jamus. Mariu yana ɗaya daga cikin abokan aikin Kostaki, kuma, a cikin Janairu 1918, an nada shi sakatare na Wallachian Bishopric, cibiyar Orthodox. An bayyana Katolikawarsa ga jama'a, an tilasta shi ya yi murabus kwana biyu a cikin ofishinsa. Bayan 'yan makonni bayan haka, an kira Marghiloman ya kafa majalisar ministoci kuma ya yi sulhu da Tsakiyar Tsakiya (wanda aka sanya hannu a watan Mayu 1918). Mariu ya yi imanin cewa Marghiloman kyauta ce ga Romania: "ya yi nasarar kare daular kuma ya kare sojojin daga kwance makamai". Ya gudu a zaben 1918, yana zaune a majalisar dattijai don Ilfov County, kuma ya ci gaba da aikinsa don haɗin coci. Babban ƙoƙarinsa shi ne tallafawa Romanians na Arewacin Dobruja, wanda Romania ta ba da ita ga Babban Bulgaria. Mariu Theodorian ya ba da shawarar cewa 'yan Orthodox na Romania, waɗanda aka haɗa su cikin Orthodox na Bulgaria, su kare kansu ta hanyar juyawa zuwa Katolika.