Complex sentence: These three powers incited the Serbs to rebel against the Turkish authorities, and soon uprisings and guerrilla warfare spread throughout the western Balkans, ranging from Montenegro and the Dalmatian coast to the Danube basin and Ancient Serbia (Macedonia, Raška, Kosovo and Metohija).
Split into simpler sentences: These three powers incited the Serbs to rebel against the Turkish authorities, and soon uprisings and guerrilla warfare spread throughout the western Balkans. Ranging from Montenegro and the Dalmatian coast to the Danube basin and Ancient Serbia (Macedonia, Raška, Kosovo and Metohija).