Biedermeier style, in art, a transitional period between Neoclassicism and Romanticism as it was interpreted by the bourgeoisie, particularly in Germany, Austria, northern Italy, and the Scandinavian countries. Following the Napoleonic sieges, the Biedermeier style grew during a period of economic impoverishment from 1825 to 1835.
Source: Biedermeier style | art | Britannica