History of Plovdiv since 1886), supported by the Greek state and nationalistic organizations, was also the forum of the Greek communities of the wider region. The city was captured from the Ottomans during the Battle of Philippopolis in 1878. According to the Treaty of San Stefano on 3 March 1878 the Principality of Bulgaria included the lands with predominantly Bulgarian population. Plovdiv was selected as a capital of the restored country and as a seat of the Temporary Russian Government. Great Britain and Austria-Hungary, however, did not approve that treaty and the final result of the war was concluded in the Congress of
Plovdiv European mosque outside Moorish Spain. The Sephardic Plovdiv Synagogue is at Tsar Kaloyan Street 13 in the remnants of a small courtyard in what was once a large Jewish quarter. Dating to the 19th century, it is one of the best-preserved examples of the so-called "Ottoman-style" synagogues in the Balkans. According to author Ruth E. Gruber, the interior of the Plovdiv Synagogue is a "hidden treasure…a glorious, if run-down, burst of color." An exquisite Venetian glass chandelier hangs from the center of the ceiling, which has a richly painted dome. All surfaces are covered in elaborate, Moorish-style, geometric designs in