indulgence
A grant from the Church reducing punishment for sins in purgatory.
Protestant
A member of the Western Christian churches that separated from Rome during the Reformation.
predestination
Calvin's teaching that God has already chosen who will be saved.
Anabaptist
A Christian who believed in adult baptism; ancestors of Mennonites, Amish and Hutterites.
Council of Trent
The Catholic council (1545 to 1563) that reaffirmed doctrine and reformed the clergy.
cuius regio, eius religio
"Whose realm, his religion": the ruler decides his territory's religion.
sovereignty
Supreme authority of a state within its borders.