Treaty of Neuilly-sur-Seine
The Treaty of Neuilly-sur-Seine (French: Traité de Neuilly-sur-Seine; Bulgarian: Ньойски договор, romanized: Noĭski dogovor) was a treaty between the victorious Allies of World War I on the one hand, and Bulgaria, one of the defeated Central Powers in World War I, on the other. The treaty required Bulgaria to cede various territories.
Source: Wikipedia — Treaty of Neuilly-sur-Seine (CC BY-SA 4.0)