Shying away from the international spotlight, Aleksandar Vucic, Serbia’s president since 2014, has engaged in a complex effort to maintain stability in the Balkans.
Afghan general arrested by Serbian police is also wanted for terrorism charges in France.
New tensions have erupted since December 10, when roadblocks erected by Serbs in Kosovo turned into violent encounters with the police.
Russia's war in Ukraine has been a major war and gets a vast majority of coverage. However, the current tensions in Kosovo and in an area of the Caucasus called Nagorno-Karabakh also matter.
Ethnic Serbs have barricaded roads in northern Kosovo in protest against recent arrests for over two weeks.
Kosovo Prime Minister Albin Kurti warns that "we will respond to aggression with all the power we have” as tensions rise with Serbia.