Jarmalku waxay sii wadeen weerarkii Case White, oo loogu magac daray "Case Black"
", ujeeddooyinkooduna waxay ahaayeen " hub ka dhigista dhammaan Chetniks iyo burburinta dhammaan Partisans ee Montenegro iyo Sandžak", si loo xaqiijiyo miinooyinka muhiimka ah ee bauxite, lead, iyo chromium. Sida laga soo xigtay Tomasevich, sababihii ugu muhiimsanaa ee weerarka ayaa ahaa hanjabaadda ka soo degaysa Allied ee Balkans iyo baahida loo qabo in la baabi'iyo kooxaha iska caabinta ee gacan ka geysan kara Allies. Horraantii Maajo 1943, Jarmalku waxay soo galeen aagga Sandžak iyo bariga Montenegro. Đurišić wuxuu dib ugu laabtay Kolašin isagoo wata ilaa 500 oo dagaalyahan wuxuuna ku biiray ciidamada Chetnik ee Serbia oo uu hoggaaminayay Dragutin Keserović.