History of Plovdiv Berlin which divided the newly liberated country into several parts. It separated the autonomous region of Eastern Rumelia from Bulgaria and Plovdiv became its capital. In three month the Ottoman Empire created an Organization Chart (Constitution) of the province and appointed a governor. At the time, it had a population of about 33,500, of which 45% were Bulgarians, 25% Greeks, 21% Turks, 6% Jews and 3% Armenians, a situation that changed rapidly in the following decades. In the spring of 1885 Zahari Stoyanov formed the Secret Bulgarian Central Revolutionary Committee in the city which actively conducted propaganda for the unification
Plovdiv Airport and a tie-up between Hainan and Plovdiv Airport Invest. On 28 March 2018, Bulgarian Government awarded the consortium of HNA Group and Plovdiv Airport Invest a 35-year-long concession on Plovdiv airport in return for investments reaching €79 million, including a new cargo and passenger terminal. On 19 of July the consortium of HNA Group and Plovdiv Airport Invest have declared that it won't sign the concession contract which opens the road for the classified on the second place to take the concession. On the west side of the airport is located 24th Helicopter Air Base of the Bulgarian Air Force,