The Spark of Wittenberg
What began as an academic protest against the sale of indulgences quickly became a total re-evaluation of the relationship between God and man.
- Martin Luther: His 95 Theses sparked a fire that redefined the authority of the Pope and the necessity of personal faith.
- The Augsburg Confession: The foundational document, drafted by Philip Melanchthon, that defined Lutheran theology.
- Two Kingdoms Doctrine: Luther’s view on the distinction between the spiritual sphere (the Gospel) and the secular sphere (the Law).
The Reform in Geneva & Zurich
Huldrych Zwingli and John Calvin led a "second wave" of reform that departed even more thoroughly from medieval liturgical tradition.
- John Calvin: His Institutes of the Christian Religion provided the most systematic and influential theology of the Reformation.
- The Sovereignty of God: An emphasis on God's absolute, providential control over salvation and human history.
- Regulative Principle: The conviction that corporate worship should only include elements explicitly commanded in Scripture.
The Five "Alones"
The core convictions that structurally united the diverse branches of the Protestant movement against the Catholic systems of the time.
- Sola Scriptura & Sola Fide: Scripture alone is the final authority; justification is by faith alone.
- Sola Gratia & Solus Christus: Salvation is by grace alone through the finished work of Christ alone.
- Soli Deo Gloria: All of creation and life is directed toward the glory of God alone.
The Anabaptist Movement
Rejecting both the Catholic hierarchy and the mainstream Magisterial Reformers, this wing sought a complete restoration of the primitive New Testament church.
- Credobaptism: The rejection of infant baptism in favor of conscious believer's baptism.
- Strict Separation: Advocacy for the absolute division of Church and State, paired with strict pacifism.
- The Schleitheim Confession: The 1527 document outlining the core tenets of the Swiss Anabaptist brethren.
The Anglican Via Media
A reformation unique for its heavy political catalyst, creating a church identity that blended Protestant theology with historic catholic structures.
- Henry VIII & Thomas Cranmer: The Act of Supremacy severed ties with Rome, while Cranmer engineered the Book of Common Prayer.
- The Elizabethan Settlement: Established an intentional middle way (via media) designed to unify a fractured nation.
- The 39 Articles: The definitive doctrinal standard defining Anglicanism against both Rome and Geneva.
The Presbyterian Rise
A fiery, populist reformation that overthrew French Catholic influence in Scotland and established a strictly Presbyterian form of church government.
- John Knox: A disciple of Calvin who fearlessly clashed with Mary, Queen of Scots, to establish the Reformed kirk.
- The Scots Confession: The foundational document that formally codified Reformed doctrine as Scotland's national religion.
- Presbyterian Polity: Governance via a system of local elders (presbyters) rather than a hierarchy of bishops.
The Council of Trent
The Roman Catholic Church's official ecumenical response to the Protestant threat, reforming internal moral abuses while fiercely reinforcing its dogmas.
- Anathemas: Formally condemned the core Protestant doctrines of justification by faith alone and *Sola Scriptura*.
- Institutional Reform: Corrected widespread financial corruption and established standardized seminaries for clerical training.
- The Jesuits: Ignatius of Loyola founded the Society of Jesus, a militant intellectual order focused on global counter-missions.
The Synod of Dort
A fierce theological crisis within the Reformed world concerning the mechanics of salvation, predestination, and human free will.
- Jacobus Arminius: Challenged strict Bezan Calvinism, arguing for conditional election and resistible grace.
- The Remonstrants: Arminius's followers who presented five points of theological dissent to the Dutch state.
- The Canons of Dort: Rejected the Remonstrance, formulating the "Five Points of Calvinism" (TULIP) as a response.
The Huguenot Struggle
A brutal series of civil wars in France between Catholics and French Calvinists (Huguenots), highlighting the political volatility of the era.
- St. Bartholomew's Day Massacre: A targeted, state-sanctioned wave of Catholic mob violence against Huguenot leaders in Paris.
- Henry of Navarre: A Protestant leader who converted to Catholicism to secure the crown, famously stating "Paris is well worth a mass."
- The Edict of Nantes (1598): Granted substantial religious and political liberties to Huguenots, creating an early blueprint for regional tolerance.
The Battle for the Heart of England
An intense movement within the Church of England to "purify" it of all remaining papist practices and anchor all of life to biblical covenants.
- Covenant Theology: A grand framework organizing scripture around the Covenant of Works and the Covenant of Grace.
- The Westminster Assembly (1643): Called by parliament to rewrite the English church's standards, producing the *Westminster Confession of Faith*.
- The Experiential Faith: An emphasis on deep introspective piety, family worship, and societal transformation.
The Age of Protestant Orthodoxy
As the first-generation Reformers passed, their heirs turned to academic, systematic frameworks to codify and defend their doctrines against rivals.
- The Formula of Concord (1577): Successfully unified fractured Lutheran factions following Luther's death.
- Protestant Scholasticism: The re-introduction of Aristotelian philosophical categories to build airtight, rigorous dogmatic systems.
- Polemical Theology: The creation of extensive written defenses against counter-reformation Catholic apologists like Robert Bellarmine.
The Devastation of Europe
A catastrophic continent-wide war that began as a religious dispute within the Holy Roman Empire and escalated into a geopolitical battle for survival.
- The Defenestration of Prague: The flashpoint event where Protestant nobles threw Catholic imperial governors out a window.
- The Peace of Westphalia (1648): The historic treaty ending the war, extending the rule of *Cuius regio, eius religio* to include Calvinists.
- Secular Fallout: The exhaustion of this war deeply accelerated the European shift toward rationalism and the Enlightenment.