The Roman empire was well organized with good roads & active trade, so the new religion could spread easily. Constantine was a sun worshipper who feigned Christianity so he could take control and throw out it's one and only goal
Answer:
Economic, social, and foreign policy problems.
Explanation:
Economic, social, and foreign policy problems are the main problems which affected the 13 colonies in building a new nation. the main problem is the economic problem which greatly affected the people of 13 colonies as well as the United states of America because the war against Britain weaken the economic condition of the country. It also experience social and foreign policy problems due to its long time living under the Britain.
Studying fossils, studying artifacts, things like tools and human remains.