Do u have answers? so i can answer this question 4 u
It was an agreement to treat christians nicely/fairly in the Roman Empire, rather than treating them poorly. It was later that christianity became the most popular religion there. Hope I helped :)
Answer:
historians will study people's cultures like the knowledge, beliefs, customs, & values of a group of people
They did not like that it was not as recognizable as other memorials.