The town of Apatin lies in the West Bačka District of the Autonomous Province of Vojvodina, Serbia, on the left bank of the Danube. Its first written mention dates back to 1011, and its name is linked to the abbey of Kalocsa. Over the centuries, the settlement repeatedly came under Hungarian and South Slavic rule: it was under Ottoman occupation (1541–1690), then Austro-Hungarian rule (18th–20th centuries), and after World War I it became part of Yugoslavia. During World War II it was annexed to Hungary (1941–44), but in 1944 the partisans captured the town; afterward, much of the German-speaking population was expelled, and Serbian families from the Lika region were resettled there. Apatin’s population peaked toward the end of the 20th century (the municipality had about 33,000 inhabitants in 1991 and 32,813 in