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.

What did Christ's words at Jacob's well lead the woman of Samaria to ask?
By what did Peter, on the day of Pentecost, say that Christ had been approved by God?
Because of this, what is Christ able to do?
What memorial of His creative power did God establish?
In what instruction did He emphasize the importance of keeping the law?
For whose sake did Christ say the period of papal persecution would be shortened?
Why will this city have no need of the sun or moon?

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