What imperial law was issued in AD. 386?

Answer

"By a law of the year 386, those older changes effected by Constantine were more rigorously enforced;
and, in general, civil transactions of every kind on Sunday were strictly forbidden. " - Neander's "Church
History,- Vol. II, page 300.

How may we determine the truthfulness of any doctrine ?
Why were many attracted to Christ?
What restriction did God make respecting marriages in Israel?
16. What striking testimony is borne by Neander, the noted church historian, regarding the origin of the Sunday Sabbath?
Seeking a fair remuneration, what do many laborers do?
Where did John, in vision, see the saints?
What is to be the reward of those whose works are good?

Questions & Answers are from the book Bible Readings for the Home Circle