Flemish isn't an official language of any country. Flemish is spoken in parts of Belgium, but Belgium states their official languages as: Dutch, French and German. About 60% of the population speaks Dutch (this is the type of Dutch which is known as Flemish), 40% French and less than 1% German.
Flemish isn't recognized as an official language, although the name 'Flemish' has been officially spread. Flemish is seen as a Southern-Dutch dialect. Flemish and Dutch have different words in their 'standard language' and different grammar. Therefore it can be very confusing if you know Dutch, but go to Belgium or vice versa, since they can have words which can mean opposite, or at least different things in both languages. Also the way of addressing people is different.

The closest match for a painting by a Flemish painter is The Peasant Wedding. It is a painting that was done by Pieter Bruegel the Elder. He was a Flemish Renaissance painter who completed the painting in 1567.

Belgium. Flemish and French are the two main official languages of Belgium, along with German as a third official language in the German-speaking community. Each region in Belgium has its predominant language, with Flemish (Dutch dialect) spoken in Flanders and French spoken in Wallonia.

Belgium - but only in the capital - Brussels (Brusel (Flemish), Bruxelle (French)).

In Flanders, Flemish is the official language, whereas in the Walloons, French is the official language.

Because of this and the animosity between the two regions, English is used as a common language.

Most Flemish, speak French as well as English, whereas the Walloons, mainly speak French

In Flemish, "Flemish" is referred to as "Vlaams."