Promotion and Relegation: The bottom three teams at the end of the time encounter relegation to Serie B, although the highest a few teams from Serie B are promoted. Historical Importance: Serie A, proven in 1898, is one of the oldest and many prestigious football leagues on the earth. [20] https://7m-cn20864.myparisblog.com/39432547/5-easy-facts-about-how-many-rounds-are-there-in-serie-a-described