Who wasa roman empire in the early 300's who converted to christianity and later moved the roman capitol city to constantinpole?

What from the columbian exchange had perhaps the biggest impact on the world?

Which points did chief justice roger b. taney use to justify the supreme court’s ruling in the dred scott case? the property clause of the constitution, the due process clause of the fifth amendment, and the fact that african americans were not citizens. the practice of judicial review established in marbury v. madison, the property clause of the constitution, and the due process clause of the fifth amendment. the necessary and proper clause of the constitution, the due process clause of the fifth amendment, and the fact that african americans were not citizens. the commerce clause of the constitution, the elastic clause of the sixth amendment, and the practice of judicial review established in gibbons v. ogden.

How might claudius argue that giving citizenship and high office to conquered guals would be good for rome