::As for my end... google book hits: James Henry Skene, The Danubian Principalities, the Frontier Lands of the Christian and the Turk; Thad Weed Riker, The Making of Roumania: A Study of an International Problem, 1856-1866; Edward Hertslet, The Map of Europe by Treaty: showing the various political and territorial changes; Barbara Jelavich, Russia's Balkan Entanglements, 1806-1914 and History of the Balkans; Čedomilj Mijatović, James David Bourchier, Sir Donald Mackenzie Wallace, A Short History of Russia and the Balkan States; Charles Alan Fyffe, A History of Modern Europe, 1792-1878; Robina Napier, Gerard W. Smith, Alphons von Klinkowström, Memoirs of Prince Metternich: 1773[-1835]; R. G. (Robert Gordon) Latham, The Nationalities of Europe; Emil Lengyel, The Danube; Frederick Kellogg, The Road to Romanian Independence; Piotr Wandycz, Donald Warren, Treadgold, Peter F. Sugar, The Lands of Partitioned Poland, 1795-1918; D, Tziovas, Greece and the Balkans: identities, perceptions and cultural encounters since the Enlightenment; Sorana Corneanu, Sorin Mitu, National Identity of Romanians in Transylvania. I'm not saying that your variant is not used, but you will note that this is the traditional Anglo-Saxon term (at best, the other one is used *as much*, but not *for as long a time*).