Following the NATO accession of Albania and Montenegro and the resolution of the Greece-North Macedonia dispute, the Balkans are enjoying a period of stability after decades of turmoil. The nations of Serbia, Montenegro, Kosovo, Bosnia and Herzegovina, Albania, and North Macedonia must still democratize institutions, address corruption and human rights abuses, and fight back against disinformation, all while dealing with lingering regional tensions. US and European engagement are as necessary as ever to stabilize the fragile peace of the 1990s and build further Euro-Atlantic political and economic integration.