Eastern Orthodox Church

The principles of Orthodoxy were shaped from the first to the eighth century at universal councils and synods, except for Nice I and Constantinople.

An excerpt from the article 18 facts about Eastern Orthodox Church

At one of these synods, held in Orleans in 533, it was determined that women could not participate in the church hierarchy and could not be ordained to the priesthood.

The formation of Orthodoxy was accompanied by heresies (rejection of erroneous religious doctrines) and schisms. It was also accompanied by polemics with numerous religious movements. Its spread began in the eastern Mediterranean within the Greek culture.