Who spread Christianity to the non-Jews

western society.chapter 6 and 7. The pax Roman,31 B.c.-A.D.450 and Late Antiquity,350-600
Please answer each question in four or less lines. Please state the question and provide the answer.
1. Who spread Christianity to the non-Jews?
2. Who was Rome’s greatest poet?
3. What city became the eastern capital of Rome and what is its modern day name?
4. The basic German social unit?
5. What did the Council of Nicaea in 325 decide about Christ?