Final answer:
Kosovo is the country with the Šar Mountains along the Macedonian border, and the Kopaonik mountain range along the Serbian border. It's a significant region in the Balkans with a complex history and current international disputes due to its declaration of independence from Serbia.
Step-by-step explanation:
The country that has the Šar Mountains along the Macedonian border, and the Kopaonik mountain range along the Serbian border is Kosovo. Kosovo declared independence from Serbia in 2008, but its status remains subject to international disputes. The Šar Mountains and Kopaonik are significant geographic features, which have also played a role in the region’s complex political history. Kosovo, having been a part of the former Yugoslavia, experienced significant conflict during the breakup of the country. The region has been a site of ethnic tensions and international peacekeeping efforts, especially due to the significant Albanian population within its borders.
Interestingly, Macedonia was also part of the former Yugoslavia and is currently known as the Republic of North Macedonia following a resolution to the naming dispute with Greece. Understanding the topography and political geography of the region is crucial in grasping the complexities of Balkan history and identity, as well as current international relations in Southeast Europe.