Uighurs, Turkish tribe, Unkiar Skelessi, Treaty of (1833), Uroš, King of Serbia: _see_ Stephen Uroš. Uroš, Serbian Tsar (1355-71), Üskub: _see_ Skoplje, Valens, the Emperor, Valtetzi, battle of, Van, Vardar, the, Varna, battle of (1444), captured by the Bulgars, Venezelos, E., Kretan and Greek statesman, his part in the Kretan revolution, becomes premier of Greece, work as a constructive statesman, the formation of the Balkan League, his proposals to Bulgaria for settlement of claims, his handling of the problem of Epirus, results of his statesmanship, Venice and the Venetian Republic, Victoria, Queen of England, Vienna, besieged by the Turks (1526), (1683), Congress of (1814), in relation to the Serbo-Croats: _see_ Budapest. Visigoths, the, Vlad the Impaler, Prince of Wallachia, Vlakhs, the, Volga, Bulgars of the, Volo, Gulf of, Vranja, Vrioni, Omer, Wallachia, advent of the Turks in, subjugation of, by the Turks, Wied, Prince of, William II, German Emperor, Yannina, Yantra, the, Yemen, Yenishehr, Yuruk tribe, Yuzgad, Zabergan, Zaimis, high commissioner of Krete, Zante, Zeta, the, river and district,