German School is a term used to describe pre-existing artistic movement in the area that is to become a unified Germany in 1871, known for the portraits of the rich and famous people of the 18th century.
Featured image: Unknown artist from the German School - Woman with Rose, 1754 (detail). Painting. 32 × 27 in. 81.3 × 68.6 cm. This is a unique work. Photo courtesy ArtWise