Belgium is a former nation-state on Earth, part of the European Alliance. The capital of Belgium and later the European Alliance is Brussels. Another major city in Belgium is Antwerp.
In 2325, Devinoni Ral was born here. (TNG: The Price)
In 2372, Antwerp was targeted by the Dominion. A changeling infiltrator detonated an explosive device there. (DS9: "Homefront")
In the alternate timeline 20th century created by Vosk and the Na'kuhl, Vladimir Lenin was assasinated, and Adolf Hitler could focus on the West. He took France, then Belgium and the Netherlands quickly fell. (ENT: Storm Front, Part II) Template:Nationstates