PolitikHukum & traktatBudayaAntariksa
- 1877Kemerdekaan9 May 1877 (independence proclaimed from the Ottoman Empire; 13 July 1878 (independence recognized by the Treaty of Berlin); 26 March 1881 (kingdom proclaimed); 30 December 1947 (republic proclaimed)CIA World Factbook
- 1950Meratifikasi Konvensi GenosidaUN Treaty Collection
- 1974Meratifikasi ICCPR (hak sipil & politik)UN Treaty Collection
- 1982Meratifikasi CEDAW (hak perempuan)UN Treaty Collection
- 1990Meratifikasi Konvensi Hak AnakUN Treaty Collection
- 1991Situs Warisan Dunia UNESCO pertamaDanube DeltaUNESCO World Heritage
- 2002Bergabung dengan ICC (Statuta Roma)UN Treaty Collection
- 2012Objek antariksa pertama yang diluncurkanGoliatGCAT
- 2017Meratifikasi Perjanjian Iklim ParisUN Treaty Collection
- 2024Pemilu legislatif terakhir2024-12-01IPU Parline
- 2024Penetapan Warisan Dunia terakhirFrontiers of the Roman Empire – DaciaUNESCO World Heritage
- 2026Peluncuran antariksa terakhirGCAT
