Bujanovac (, ; ) is a town and municipality located in the Pčinja District of southern Serbia. As of 2022 census, the municipality has a population of 42,634 inhabitants. Situated in the South Morava basin, it is located in the geographical area known as Preševo Valley. It is also known for its source of mineral water and spa town Bujanovačka banja. Ethnically, Serbs are the largest ethnic group in the town, while the largest ethnic group in the municipality are Albanians. History Ancient history Kale-Krševica, located south of Ristovac, is an archaeological site of a 5th-century BC Ancient city of Macedon, thought to be Damastion. The Thracian Triballi and Paeonian Agrianes dwelled in the region, with the Scordisci settling here after the Gallic invasion of the Balkans in 279 BC. The region was conquered by the Romans after 75 BC. It became part of the Roman propraetorial province Moesia in 29 BC (imperial from 27 BC). In 87 AD the region was re-organized into the Moesia Superior, which was a province of the Roman Empire. Medieval Serbian era Medieval Serbian state like the Kingdom of Serbia or the Serbian Empire included part of this region in the 12th century and most of it until the 14th century. Since the 15th century, the region was under Ottoman administration. Ottoman era It became part of Rumelia, as a historical term describing the area now referred to as the Balkans or the Balkan Peninsula when it was administrated by the Ottoman Empire. After the Berlin agreement, signed in 1878, there were some administrative changes in the Ottoman Empire. Bujanovac – then Buyanofça – and its surroundings became part of the "Preševo area" of the Priština District and in 1905–1912 Bujanovac belonged to the 2nd category of borough covering 28 villages. After the Balkan Wars, the area belonged to Kumanovo District of the Kingdom of Serbia. Yugoslavia (1918–92) After the establishment of the Kingdom of Serbs, Croats and Slovenians, in 1918, Bujanovac became part of Vranje Oblast, which was formed in 1921 after the Vidovdan Constitution. With administrative changes in 1929, it became part of Vardar Banovina, with the town of Skopje as capital. With the forming of Democratic Federal Yugoslavia, it was part of Socialist Republic of Serbia from 1943 to 1992. After World War II, in 1947, Bujanovac was established as one of 117 municipalities of Central Serbia, under its own name.