WORLD HISTORY

Detailed explanation-1: -Over time, the Christian church and faith grew more organized. In 313 AD, the Emperor Constantine issued the Edict of Milan, which accepted Christianity: 10 years later, it had become the official religion of the Roman Empire.

Detailed explanation-2: -With Christianity the dominant faith in some urban centers, Christians accounted for approximately 10% of the Roman population by 300, according to some estimates. By the latter half of the second century, Christianity had spread west throughout Media, Persia, Parthia, and Bactria.