Polish soldiers, part of the peacekeeping mission in Kosovo KFOR, rest in front of a municipal building in the town of Zvecan, northern Kosovo, Tuesday, May 30, 2023. Troops from the NATO-led peacekeeping force in Kosovo have used metal fences and barbed wire to beef up positions in a northern town following clashes with ethnic Serbs that left 30 soldiers wounded. (AP Photo/Marjan Vucetic)