The heyday of the Baghdad Caliphate?

The Caliphate founded by the Arabs fully blossomed in its splendor in the 8th century under the new Caliph Harun al-Rashid, who rose to Arab rule for 41 years (768-809).

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.