What was the date of Constantine's famous Sunday law?

Answer

AD. 321.

How will the curse of the confusion of tongues be brought to an end?
What question did the eunuch ask after Philip had preached Jesus unto him?
How has God revealed to us the hidden things of the kingdom?
How did death enter the world?
To what did the ordinances pertain that were thus abolished?
Does death bring to Christians unassuaged sorrow?
How often did David say he would pray?

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