Prince Miloš hired Jožef Šlezinger, the son of the cantor from Sombor synagogue, to form the 1st official army band and introduce brass new music to Serbia. This meant that to today, Serbian brass bears resemblance to klezmer, which subsequently has a lot of Balkan insfluence alone (to see yourself, https://rhino-rescue65542.anchor-blog.com/9124104/fast-ops-cor-options