The town of Yambol has population of 94 345 inhabitants and it is at 135 meters above the sea level. It is situated in the eastern part of the Gornotrakiiska valley. It is at 37 km. north of Elhovo, 106 km. west of Bourgas, 28 km. south – east of Sliven, 304 km. east of Sofia. It is one of the oldest Bulgarian towns.

The earliest traces of communal life were discovered in the dozens of pre – historic living mounds. The so called Racheva and Marcheva mounds are located on the territory of the present day town. Some of the finds recovered there are kept in the Archeological museum in Sofia, and predominantly in the Museum of History in Yambol. The ancient town sprang up as a Thracian settlement called “Kabile” at an important crossroads. Later it became a significant fortress. During the Roman domination the town reached its prime. On his way trough the town in 293 emperor Diokletian gave it the name of “Disopolos”. It existed till 378 when the Goths destroyed it. The first written information dates back to 6 th century. Since 11 – 14 th centuries it was mentioned as a Bulgarian town having different names – “Diosopolis”, “Dublino”, etc. The town was among the first to put up resistance to the Ottomans. It was conquered in 1373 after a long siege. Part of the imposing fortress walls and towers of medieval, Yambol have been preserved till this very day. During the Turkish rule many Turks settled to live here, and after the Russian – Turkish war of 1829 many Bulgarians from the town and the vicinity emigrated to Russia. The town is a native place of the revolutionaries Radi Kolesov, Zahari Velichkov, etc. The Russian armies liberated the town in January 1878. In memory of this act the people built and inaugurated the St. Alexandar Nevski Temple – the first monument of the Bulgarian – Russian friendship in Bulgaria.