What happened in the world in 590 AD?

Answer 1

In 590 AD, Pope Gregory I, also known as Gregory the Great, became pope and significantly influenced the Catholic Church's development and its relations with the Byzantine Empire. During his papacy, he strengthened the church's authority, promoted missionary work, and initiated reforms in church administration and liturgy. Additionally, this period was marked by the continuing decline of the Western Roman Empire and the rise of various Germanic kingdoms in Europe. In the East, the Byzantine Empire faced challenges from the Sassanian Empire and internal strife.