Compliance was rewarded and excellent general public duty brought exemption, but dictatorial compulsion was deeply unpopular and quite impractical.
In the beginning, there is the first family members, when God the Creator instituted the first marriage amongst Adam and Eve as the stable basis of the loved ones.
Conklin, James. "The Theory of Sovereign Debt and Spain beneath Philip II". Kelsey, Harry. Philip of Spain, King of England: The Forgotten Sovereign (London, I.B. Samson, Alexander. "Power Sharing: The Co-monarchy of Philip and Mary", in Tudor Queenship: The Reigns of Mary and Elizabeth, ed. Parker, Geoffrey. "The Place of Tudor England in the Messianic Vision of Philip II of Spain". Parker, Geoffrey.