sentences:  Doi Mai is also a summer vacation destination.Its name (then "Două Mai" ) was chosen to celebrate the 2nd of May 1864, when Domnitor Alexandru Ioan Cuza dissolved the Legislative Assembly ("Adunarea Legislativă") of the United Principalities of Moldavia and Wallachia to promote his reforms.Nine years earlier Northern Dobruja was given to Romania through the treaty of Berlin after it had been taken from the Ottoman Empire at the end of the Russo-Turkish War of 1877–1878.