This is was the Roman Empire under Trajan.
https://en.wikipedia.org/wiki/File:Roman..._117AD.png
The Edict of Thessalonica made Christianity the official religion of the Roman Empire in 380.
https://en.wikipedia.org/wiki/Edict_of_Thessalonica
This is the Islamic world today.
https://en.wikipedia.org/wiki/File:Islam_attitudes.png
Does anyone know the history of how this happened?
https://en.wikipedia.org/wiki/File:Roman..._117AD.png
The Edict of Thessalonica made Christianity the official religion of the Roman Empire in 380.
https://en.wikipedia.org/wiki/Edict_of_Thessalonica
This is the Islamic world today.
https://en.wikipedia.org/wiki/File:Islam_attitudes.png
Does anyone know the history of how this happened?