 Complete the following phrase:  The Great Union  or Great Union of 1918  is the name under which Romanian historians or Romanians in general commonly refer in Romanian historiography to the series of political unifications the Kingdom of Romania had with several of the so-called Romanian historical regions, starting with Bessarabia in 27 March 1918, continuing with Bukovina in 28 November 1918 and finalizing with Transylvania on its broad meaning in 1 December 1918 with the declaration of the union of this region with Romania in the city of Alba Iulia. Romanians also consider several other events as preludes to the Great Union, such as the unification of Moldavia and Wallachia also known as the Little Union,  in 1859 or 