Europa Universalis V
EU5 WIKI

Warfare Guide

Master the art of war in Europa Universalis V - from army composition to siege tactics

Army Composition

A balanced army is crucial for success. The ideal composition depends on your military technology and available resources.

🗡️

Infantry

Front Line

Absorbs damage and holds the line. Always have more infantry than cavalry.

Ideal: 60-70%

🐴

Cavalry

Flanking

High damage dealers that attack from flanks. Limited by combat width.

Ideal: 20-30%

💣

Artillery

Back Line

Deals damage from behind. Essential for sieges. Expensive but powerful.

Ideal: 10-20%

💡 Beginner Tip

Start with a simple ratio: for every 10 regiments, use 6 infantry, 2 cavalry, and 2 artillery. Adjust based on your nation's military traditions.

Combat Mechanics

⚔️ Battle Phases

Fire Phase:Artillery and firearms deal damage first
Shock Phase:Melee combat, cavalry excels here
Morale Check:Army with 0 morale retreats

📊 Key Modifiers

TerrainMountains give -2 to attacker
River Crossing-1 to attacker crossing river
General PipsEach pip adds to dice roll
DisciplineMultiplies damage dealt

Siege Warfare

Sieges are how you capture enemy provinces. Artillery significantly speeds up sieges.

Siege Requirements

  • • Minimum 1,000 troops per fort level
  • • Artillery adds +1 to siege rolls per cannon
  • • General with siege pips speeds progress
  • • Blockading coastal forts helps

Siege Tips

  • • Don't assault unless desperate (high casualties)
  • • Bring enough artillery (1 per fort level minimum)
  • • Watch for relief armies
  • • Attrition kills - don't over-stack

Naval Combat

🚢 Heavy Ships

Main combat ships. Expensive but powerful in battle.

⛵ Light Ships

Protect trade and hunt pirates. Essential for economy.

🚚 Transports

Move armies across water. No combat ability.

💡 Naval Strategy

Focus on light ships for trade protection early game. Build heavy ships only when you need naval dominance or to protect important sea zones.

War Strategy Tips

Pick Your Battles

Only fight when you have terrain advantage or numerical superiority.

Stackwipe Prevention

Keep armies close enough to reinforce. A stackwipe loses all troops.

War Goals First

Capture war goal provinces early for ticking warscore.

Manpower Management

Don't fight to the last man. Retreat and rebuild when needed.

Mercenaries

Use mercenaries to preserve manpower in tough wars.

Peace Timing

Peace out when you have what you want. Don't overextend.

📖 Related Guides

Warfare Discussion

Share your military strategies