Religious equality starts, or attempts to start, with the Roman Empire's division into two empires instead of four. With this new political agreement, Constantine fights for people to be able to believe in whatever higher power they...

A holy war ensues after the senate attempts to murder Constantine. Then, after neither side secures victory, a seven year-long stretch of peace follows. Still furious and unwilling to accept this change in religious intent, Licentious...

Tired, and nearly broken, Licinius barely makes it home from the war. Although Constantine and his army succeed, Licinius is able to retire with his family to Greece, leaving Constantine as the sole emperor. Learn what happens to...

What drives Constantine towards Christianity? How does the Roman senate respond? How do the Roman people respond? Constantine chooses to take money allocated for pagan temples and use it for Christian temples. How does this affect Roman...

Choosing to go into battle with the Christian symbol painted on their shields is extremely surprising to Constantine's army. Does it help them conquer Mexentius and his army at the Tigris River? Does it change the viewpoint that so many...

Byzantine emperors were believed to be appointed by God. It did not matter the person's background or lineage, ruling was a possibility. Once a ruler was appointed though, only a revolution could overthrow that person. Focus on the...

The video lesson from Khan Academy provides information for a high school world history course. This section discusses the attempted unification of church doctrine by Constantine through the Council of Nicaea, in response to the Arian...