The United Principalities of Moldavia and Wallachia (Romanian: Principatele Unite ale Moldovei Θi ΘΔrii RomΓ’neΘti), commonly called United Principalities or Wallachia and Moldavia, was the personal union of the Principality of Moldavia and the Principality of Wallachia. The union was formed on 5 February [O.S. 24 January] 1859 when Alexandru...