Russian art developed from folk art and the Orthodox Church for much of its history as Russia was under Mongol rule during the Renaissance. Peter I and Catherine II secularized Russian culture in the 18th century. However, Russian artists often had to leave Russia to escape realism imposed by Russian critics, with many developing their styles in Western Europe. The document then discusses Russian literature, noting Russia's isolation from Western traditions and the complex relationship between embracing and rejecting Western influence that is seen in many Russian authors. It also provides overviews of Russian music, including contributions from various ethnic groups in the Russian Empire and Soviet Union, as well as prominent 19th century composers. Famous Russian portrait painters and styles of realism and critical realism