Source note: Part 2 of the EU5 reference. Every age, institution birthplace, and advance cost is verified against the official Paradox EU5 wiki. Part 1 covered government & society; Part 3 covers colonization, trade & how to choose.
Ages are the spine of Europa Universalis V. Each century is its own age, lasting ~100 years. At the start of every new age, you pick a national focus — Administrative, Diplomatic, or Military — which determines your advance tree options. Each age brings three institutions that spread across the map, and each institution unlocks a new branch in your advance tree.
The Six Ages
| Age | Start Year | Duration | Key Global Effects | Institutions |
|---|---|---|---|---|
| Age of Traditions | Game Start | ~5 years | −10% Control Impact on Warscore; Market volatility up to 300% | Feudalism, Legalism, Meritocracy |
| Age of Renaissance | 1342 | ~95 years | −20% Control Impact on Warscore; +100% Expected Army Size; +25% Diplomatic Capacity | Renaissance, Banking, Professional Armies |
| Age of Discovery | 1437 | ~100 years | −40% Control Impact on Warscore; +200% Expected Army Size; +0.25 Exploration Monthly Progress; −25% Colonial Maintenance | New World, Printing Press, Pike & Shot |
| Age of Reformation | 1537 | ~100 years | −60% Control Impact on Warscore; +300% Expected Army Size; +33% Pop Conversion Speed; −25% Trade Maintenance | Confessionalism, Artillery, Global Trade |
| Age of Absolutism | 1637 | ~100 years | −80% Control Impact on Warscore; +400% Expected Army Size; +50% Income from Colonial Subjects; −10% War Score Cost | Manufactories, Scientific Revolution, Military Revolution |
| Age of Revolutions | 1737 | ~100 years | −100% Control Impact on Warscore; +500% Expected Army Size; +100% Income from Colonial Subjects; −20% War Score Cost | Enlightenment, Industrialization, Levée en Masse |
Key Age Transitions
- Traditions → Renaissance (1342): The first transition. Urbanization, trade, and cultural influence begin to matter. Expected army size doubles.
- Renaissance → Discovery (1437): Colonization becomes viable. Exploration unlocks. The map opens up.
- Discovery → Reformation (1537): Religious upheaval, mass conversion, trade expansion. Armies triple in size.
- Reformation → Absolutism (1637): Centralization peaks. Colonial income surges. The age of the state.
- Absolutism → Revolutions (1737): Enlightenment, industrialization, mass conscription. The final age.
The 18 Institutions
Institutions are the cultural or scientific leaps that define each age. They spawn at specific locations, spread across the map along trade routes, and must be embraced (at a cost of Stability and Gold) to unlock new advance branches.
Age of Traditions Institutions
| Institution | Birthplace | Key Effect | Spread Notes |
|---|---|---|---|
| Feudalism | Aachen | +100 Possible Nobles | Starts spread; reinforces vassal networks |
| Legalism | Rome | +50% Local Pop Promotion Speed | Bureaucratic growth; Roman legal heritage |
| Meritocracy | Khanbaliq | +0.25 Cultural Tradition | Confucian merit-based governance |
Age of Renaissance Institutions
| Institution | Birthplace | Key Effect | Requirements |
|---|---|---|---|
| Renaissance | Florence | +0.5 Local Cultural Influence | Urban center or university in Emilia/Lombardy |
| Banking | Genoa | +1% Local Monthly Prosperity | Capitalist economy; large Burgher population |
| Professional Armies | Paris | +50% Monthly Manpower | Quality-oriented state with manpower and military focus |
Age of Discovery Institutions
| Institution | Birthplace | Key Effect | Requirements |
|---|---|---|---|
| New World | Sevilla | +50% Monthly Sailors | Western Europe or North Africa; discovered Azores/Canaries; has port |
| Printing Press | Mainz | +5% Local Max Literacy | University; produces Paper; Innovative societal values |
| Pike & Shot | Innsbruck | +20% Local Weaponry Output | Professional Armies present; Gunpowder advance; Offensive societal values |
Age of Reformation Institutions
| Institution | Birthplace | Key Effect | Requirements |
|---|---|---|---|
| Confessionalism | Augsburg | +100% Local Pop Conversion Speed | Catholic region; Printing Press infrastructure; Spiritualist values |
| Artillery | Constantinople | +50% Local Cannon Output | Professional Armies; Gunsmith Tools Guild; Offensive values |
| Global Trade | Lisbon | +2.5% Market Attraction | Banking + New World present; active trade hub; 500+ goods moved |
Age of Absolutism Institutions
| Institution | Birthplace | Key Effect | Requirements |
|---|---|---|---|
| Manufactories | Derby | −25% Building Cost | Banking present; 20,000+ Burghers; 81+ total building levels |
| Scientific Revolution | Cambridge | +10% Local Max Literacy | University; 31+ Literacy; Printing Press present; Innovative values |
| Military Revolution | Stockholm | +0.001 Local Monthly Development | Capital; Pike & Shot + Artillery present; Offensive values; 20+ Army Tradition |
Age of Revolutions Institutions
| Institution | Birthplace | Key Effect | Requirements |
|---|---|---|---|
| Enlightenment | Paris | −5% Unrest | University; 31+ Literacy; Scientific Revolution present; Innovative values |
| Industrialization | Blackburn | +5% Production Efficiency | Manufactories present; 2,000+ Burghers; 121+ building levels; Capital Economy values |
| Levée en Masse | Paris | +25% Levy Size | Military Revolution present; capital with 200,000+ population; Quantity societal values |
Institution Spread Mechanics
Institutions spread at the following rates, multiplied by Literacy:
| Spread Factor | Rate |
|---|---|
| Market center has the institution | 0.02 |
| Country capital and country embraced it | 0.05 |
| Shares a sea zone with an infected location | 0.005 |
| Neighbors an infected location (same country or positive opinion) | 0.01 |
| Location met spawning requirements (Dynamic game rule) | 0.1 |
| Country embraced the institution (2× control bonus) | 2 × Control |
| Importing from an infected location | 0.05 × Literacy + 0.02 × Development |
Key takeaway: Literacy and control are the twin engines of institution spread. A literate, well-governed capital pulls your entire realm into a new era. A fractured, illiterate empire may still be stuck in medieval feudalism while France invents railroads.
Advances
Advances are the smaller innovations within each age — new artillery models, farming methods, administrative systems, etc. Each age has its own set of ~2,600+ advances.
Advance Costs by Age
| Age | Base Cost | Current Age | Previous Age |
|---|---|---|---|
| Traditions | 25 | 25 | 17 |
| Renaissance | 25 | 28.75 | 19.55 |
| Discovery | 25 | 32.5 | 22.1 |
| Reformation | 25 | 36.25 | 24.65 |
| Absolutism | 25 | 40 | 27.2 |
| Revolutions | 25 | 43.75 | 29.75 |
- Base research cost: 25 per advance
- +15% cost per age after Traditions (up to +75% in Revolutions)
- −8 discount for advances from previous ages
- Each country researches one advance at a time
- Up to 12 months of research progress can be stored
National Focus
At the start of every age, you pick one of three focuses:
| Focus | Best For | Key Effect |
|---|---|---|
| Administrative Ability | Internal growth, reforms, stability | Unlocks administrative advance tree |
| Diplomatic Ability | Trade, alliances, expansion through charm | Unlocks diplomatic advance tree |
| Military Ability | War, conquest, solving problems with cannonballs | Unlocks military advance tree |
Your focus shapes which advances are available. Re-prioritize at every age transition — the pool resets and expands.
Literacy & Control
Two stats determine how fast new ideas spread through your provinces:
Literacy
- Max Literacy is capped by your Innovative societal value (+10 Max Literacy at 100 Innovative)
- Higher literacy = faster institution spread
- Higher literacy = faster pop promotion
- Printing Press institution adds +5% Local Max Literacy
- Scientific Revolution adds +10% Local Max Literacy
Control
Control represents how effectively your government governs a province:
- Base control: 100% in capital, 80% in governor locations
- Modified by: Proximity Speed (buildings), Land vs Naval societal value, population satisfaction, core status
- Higher control = more income extracted, faster institution spread
- Low control = rebellions, lost income, stalled modernization
Age-by-Age Strategy
Age of Traditions (Game Start → 1342)
Focus: Internal development, stable vassal structures Strategy: Don’t overexpand. Build literacy for the Renaissance. High Literacy pays off when Renaissance hits.
Age of Renaissance (1342 → 1437)
Focus: Urbanization, trade, cultural influence Strategy: Stack Literacy and Burgher population to accelerate institution spread. Professional Armies institution transforms your military.
Age of Discovery (1437 → 1537)
Focus: Exploration, colonization, trade expansion Strategy: Rush Innovation values and Printing Press adoption to stay competitive. Inland nations risk being out-teched for centuries.
Age of Reformation (1537 → 1637)
Focus: Religious consolidation, trade dominance, military professionalization Strategy: Pick your side early — Catholic unity bonuses vs Protestant literacy/innovation. Trade-focused countries use Global Trade to dominate markets.
Age of Absolutism (1637 → 1737)
Focus: Centralization, scientific reform, colonial income Strategy: Centralize or die. Build Manufactories everywhere, rush Scientific Revolution for literacy, modernize your army.
Age of Revolutions (1737 → 1837)
Focus: Enlightenment, industrialization, mass conscription Strategy: Cash in everything you’ve built. Industrial nations become monsters. Embrace Industrialization early, modernize with Levée en Masse, use Enlightenment to stabilize.
What’s next
Part 3 covers colonization, trade, and how to choose — the dynamic market system, trade companies vs settler colonies, exploration, and archetype builds for every playstyle.
→ Continue to Part 3: Colonization, Trade & How to Choose
← Back to Part 1: Government & Society