What changed in the Roman Empire as a result of Constantine’s rule? Roman temples were forced to close. Christian symbols were placed on coins. Districts were created to provide stability. Mercenaries were hired to protect borders.

The change in Constantine's rule was:

Christian symbols were placed on coins.

Explanation:

The most lasting part of the rule of Constantine was that the old religion of Rome was discontinued in favor of Christianity by the state and Constantine was also converted to Christianity.

This is because of the enormous spread of the religion throughout the region and it had also made possible the level of permeation that was happening of the religion in dictating the state and how the state is functioned.

This is not something that the pagans before were doing but it certainly was what happened in early Christianity.

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