Znojmo, city, south-central Czech Republic, on the Dyje River, southwest of Brno, near the Austrian border. It originated in the 11th century as a fortified residence and was the stronghold of the Přemyslid princes until the mid-13th century. Many medieval buildings, as well as houses of the Renaissance and Baroque periods, are preserved in the old town, which is designated an ancient monument. Archduke Charles of Austria and Napoleon met at Znojmo after the Battle of Wagram (1809) to arrange an armistice. The modern town has tanneries and factories producing ceramics, footwear, and sports equipment. Winemaking and food processing, notably the canning of fruit, vegetables, and pickles, are significant traditional industries. Pop. (2007 est.) 34,902.