2. Renaissance era (1400-1600 AD): This era saw the development of new forms of music, including opera, madrigals, and chansons. The printing press made it possible to publish music more easily, and this led to a wider dissemination of musical knowledge.
3. Baroque era (1600-1750 AD): This era saw the rise of the opera, as well as the development of new instrumental forms such as the concerto and the sonata. J.S. Bach, George Handel, and Antonio Vivaldi were some of the most prominent composers of this period.
4. Classical era (1750-1820 AD): This era saw the development of the symphony, the string quartet, and the piano concerto. The music of this period is characterized by its clarity, balance, and elegance. Mozart, Haydn, and Beethoven were some of the most important composers of this era.
5. Romantic era (1820-1910 AD): This era saw a new emphasis on emotion and self-expression in music. The music of this period is often characterized by its lush orchestration, dramatic melodies, and complex harmonies. Romantic composers include Brahms, Chopin, Liszt, and Wagner.
6. 20th century era (1910-2000 AD): This era saw a wide variety of new musical styles emerge, including jazz, blues, rock, and electronic music. The 20th century was also a time of great innovation in musical composition, with new techniques such as atonality, polytonality, and musique concrète being developed.
7. 21st century era (2000-present): The 21st century has seen the continued development of new musical styles and genres, as well as the rise of the internet and social media as platforms for sharing and discovering music.