. ▁L ack ing ▁Russian ▁support , ▁the ▁Roman ian ▁government ▁was ▁subsequently ▁forced ▁to ▁sue ▁for ▁peace . ▁ ▁The ▁resulting ▁tr uce ▁was ▁signed ▁on ▁December ▁ 9 , ▁ 1 9 1 7 ▁in ▁F oc ș ani ▁on ▁the ▁S ire t ▁River , ▁which ▁was ▁the ▁site ▁of ▁the ▁main ▁Roman ian ▁def ensive ▁line . ▁The ▁arm ist ice ▁ended ▁Roman ian ▁host ilities ▁with ▁Germany , ▁Austria - H ung ary , ▁Bulg aria , ▁and ▁the ▁Ott oman ▁Empire . ▁ ▁After math ▁While ▁the ▁fighting ▁had ▁ended , ▁much ▁of ▁Roman ia ▁remained ▁under ▁Central ▁Power ▁occupation ▁after ▁the ▁tr uce . ▁In ▁May ▁ 1 9 1 8 , ▁the ▁Roman ian ▁government ▁signed ▁the ▁pun itive ▁Tre aty ▁of ▁Buch ar est , ▁which ▁required ▁Roman ia ▁to ▁c ede ▁the ▁province ▁of ▁Dob ru ja ▁and ▁several ▁passes ▁in ▁the ▁Car path ian ▁Mountains , ▁and ▁grant ▁multiple ▁economic ▁privileges ▁to ▁the ▁Central ▁Pow ers . ▁ ▁In ▁ 1 9 1 9 , ▁Roman ia ' s ▁territorial ▁c essions ▁to ▁Germany ▁were ▁ren ounced ▁in ▁the ▁Tre aty ▁of ▁Vers a illes . ▁Roman ia ' s ▁c essions ▁to ▁Austria - H ung ary ▁were ▁ren ounced ▁in ▁the ▁Tre aty ▁of ▁Saint - G erm ain ▁in ▁ 1 9 1 9 ▁and ▁the ▁Tre aty ▁of ▁T rian on ▁in ▁ 1 9 2 0 , ▁while ▁the ▁c essions ▁to ▁Bulg aria ▁were ▁ren ounced