Islam.
ISLAM
Islam started in the 6th century, specifically in the year 610 when the Prophet Muhammad received his first revelation in Mecca.
Zoroastrianism is a religion started by Zoroaster in 6th century BC
Islam began to spread in Africa in the seventh century, the same century in which Quran revelation by God to Prophet Muhammad started.
The Sikh religion was founded by Guru Nanak in the fifteenth century and was further developed by Guru Gobindh Singh in the 17th century.
Calvinism started in the later seventeenth century. There is not a parcific date as to when they started calling the religion calvinism. but it was refered too as a religion back in the day.
Joh Knox, 18th century, in Scotland.
Islam began in the seventh century C.E. I don't know how this might explain the religion's internal conflicts.
Christianity
European women were treated very poorly in the seventh century. They were property.
Her religion is Seventh Day Adventist.