History of Plovdiv it was re-conquered by George Terter II of Bulgaria in 1322. Byzantine rule was restored once again in 1323, but in 1344 the city was surrendered to Bulgaria by the regency for John V Palaiologos as the price for Ivan Alexander of Bulgaria's support in the Byzantine civil war. In 1364 the Ottoman Turks under Lala Shakhin Pasha seized Plovdiv. The Turks called the city "Filibe". It was the capital of Rumelia until 1382 when the Ottomans captured Sofia, which became the main city of the province. Plovdiv survived as one of the major cultural centers for Bulgarian culture and
Plovdiv Airport and Frankfurt) in 2015 after two years of stable operation. The government have started the first concession procedure back in 2011, but there were no candidates for it. The second attempt for the concession was made in the spring of 2016 when the government have opened a tender for a 35 years concession of the airport, but the tender was shortly cancelled for non-compliance with European rules. In December 2016 the government opened the 3-rd tender for the concession. In the new procedure 3 companies have made the bid for the airport - Silk Road Plovdiv Airport, Consortium Plovdiv Airport