622 CE
Hijra to Medina
What happened?
Muhammad and his followers migrated from Mecca to Yathrib, later Medina, in 622. The migration transformed the movement into an organized community with political as well as religious authority.
Historical context
Community formation
Aftermath and significance
This event is presented with responsibility assigned to the specific governments, armed groups, institutions or communities involved rather than generalized to Islam or Muslims collectively.
Sources and historical certainty
The Hijra is a secure turning point in early Islamic history and later became the epoch from which the Islamic calendar is reckoned.
Further reading: https://www.britannica.com/biography/Muhammad
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