Complex sentence: In 1870 in Cetinje, the first Montenegrin Army Music started being formed--although not many people applied for the orchestra, because being a soldier was much more valued in Montenegrin society than being a musician.
Split into simpler sentences: In 1870 in Cetinje, the first Montenegrin Army Music started being formed. Although not many people applied for the orchestra, because being a soldier was much more valued in Montenegrin society than being a musician.