Compléter Classical music!Version en ligne Review for Unit 4 (Classical music) par Gustavo Porras Funes 1 concert sonority naturalnesss Greco patronage 1750 Enlightenment buffa bourgeoisie nobility French artist balance Revolution Roman 1820 liberal timbric halls Musically , the classical era is considered to be the period of time from to . During this period there was a new return to the ideals of - culture : the reason at he service of and beauty . The 18th century was called the Age of led by the and small . Probably the main historial fact of the century was the ( 1789 ) , that broke the power of absolute monarchies . The system of the Baroque began to die and the composer turned more and more into a . Instrumental music moved out of the court and into public which played a decisive role in its development . New concert halls needed more , so the orchestra had to have more members . The element got a fundamental role . Opera underwent a change during the Classicism , common to the rest of musical forms , which made it tend towards . Little by little , mythological and serious plots of the baroque era were dropped and the opera , which took the plots and characters closer to the new bourgeois audience , became much more popular .