Kammala jumla mai zuwa: Tsakanin 6 ga Disamba 1916 da Nuwamba 1918, sojojin Jamus sun mamaye garin sakamakon
Yaƙin Bucharest, tare da babban birnin hukuma na ɗan lokaci zuwa Iași (wanda ake kira Jassy), a yankin Moldavia. Bayan Yaƙin Duniya na I, Bucharest ya zama babban birnin Greater Romania. A cikin shekarun tsakanin yaƙe-yaƙe, ci gaban biranen Bucharest ya ci gaba, tare da birni yana samun matsakaicin sabbin mazauna 30,000 a kowace shekara. Hakanan, an gina wasu manyan wuraren birni a wannan lokacin, gami da Arcul de Triumf da Palatul Telefoanelor. Duk da haka, Babban Mawuyacin hali a Romania ya ɗauki nauyin 'yan ƙasa na Bucharest, wanda ya ƙare a cikin Grivița Strike na 1933.