I believe that the system that is being spoken of is imperialism.
Imperialism is a nations desire to claim territory through economic control through both diplomatic and violent tactics. Although militarism has a very similar definition, it only relies on military control and not any diplomatic influence.
I hope this is what you’re looking for :)
He created the first christian church,it became the state church of the Roman Empire.
Answer:
He played a key role in helping the Russians with peace talks
state of nature, in political theory, the real or hypothetical condition of human beings before or without political association.