from the historical background, from slave society to feudal society, to the germination of capitalism, and then to the capitalist period. The society in each period has different characteristics of the times. Under the guidance of the voice of the times, the concerts in each period have different characteristics, which are important characteristics in dividing the historical stages of music history.

This process is also the historical process of the continuous development of music, from simple one-part music to polyphonic music; Polyphony music tends to be perfect and complicated. The birth of opera, the reform of opera, the maturity of opera ... In different processes, concerts have been enriched and improved to varying degrees, and the texture of harmony music has become more and more complex and pleasant to listen to. These different specific features give people different auditory feelings, or abstract features with different social functions, such as (ancient Greek culture in slave society, worship of gods, different views of saints on music principles and social functions ... Polyphonic music was born in the Middle Ages, but under the dark rule of powerful churches, religious music continued to develop, and it was the source of western music. During the Renaissance, secular music, which focused on personal feelings, became more popular and flourished with the momentum of anti-religious reform. During the baroque period, the music style was gorgeous and exquisite; Music in the classical period was replaced by Mozart, Haydn and Beethoven ...)

I forgot what I was going to say ...