| A | B |
| Archbishop Albrecht | Accused Luther of "new teachings" |
| Duke Frederick of Germany | Protected Luther in his castle |
| Peasant's Revolt | Was rejected by Luther |
| Peace of Augsburg | Allowed each prince to establish the religion in his region |
| Huguenots | French Protestants |
| Queen Isabella | Began Church reforms in Spain |
| Catherine of Aragon | Henry VIII's first wife |
| Charles Borromeo | Put the teachings of the Council of Trent into practice |
| Ignatius of Loyola | Was a Spanish soldier as a young man |
| Jesuits | Group that led the Catholic Reformation |
| Teresa of Avila | Founded the Discalced Carmelites |
| Ninety-Five Theses | Luther's statements of issues to debate |
| Diet of Worms | Excommunicated Luther |
| Sola Scriptura | The Bible is the only guide to truth |
| Council of Trent | Aimed to reform the Catholic Church |
| Erasmus | Dutch humanist who remained Catholic |
| Margaret Clitherow | Killed for hiding priests |
| Angela Merci | Educated poor girls |
| Philip Neri | Called the Second Apostle of Rome |
| John of the Cross | Spanish mystic who wrote poetry |
| Thomas More | Would not sign Henry VIII's Act of Supremacy |
| Ignatius of Loyola | Founder of the Jesuits |
| Queen Elizabeth I | Moved England to become more Protestant |
| John Calvin | Frenchman who taught predestination |
| John Knox | Brought Presbyterianism to Scotland |
| Ulrich Zwingli | Brought Reformation teachings to Switzerland |
| Theocracy | Church run state |
| Predestination | God preordains some for heaven and some for hell |
| Justification by faith | Saved by faith alone |