Belgium is domestically recognized as Belgique/Belgie and the sort of government it has is Constitutional monarchy.
The capital city of Belgium is Brussels and boasts a population of 1.8 million.

The Belgian flag is comprises three equal vertical bands of black (hoist side), yellow, and red; the vertical design was based on the flag of France; the colors are those of the arms of the duchy of Brabant (yellow lion with red claws and tongue on a black field) and is shown above.
The National symbol of Belgium is lion.
The National hymn of Belgium is ""The Brabançonne" ("The Song of Brabant")" which was composed by François Van Campenhout.