| A | B |
| 1516 | More writes Utopia |
| 1517 | Martin Luther composes Ninety-Five Theses |
| 1525 | German Peasants’ War/Revolt |
| 1529 | Colloquy of Marburg assembles to address disagreements between German and Swiss church reformers |
| 1534 | Act of Supremacy; Henry VIII breaks with Rome |
| 1536 | Calvin publishes Institutes |
| 1540 | Jesuits emerge |
| 1545-1563 | Catholic Council of Trent condemns Protestant beliefs and confirms church doctrine and sacraments |
| 1555 | Peace of Augsburg ends religious wars in Germany and recognizes Lutherans |
| 1559 | Treaty of Cateau-Cambresis ends conflict between Habsburg and Valois |