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Ultima ratio regum.
- Motto on French cannon cast by Louis XIV

Military.png Military Research is one of four technology disciplines available at the Library. It increases the Population Limit.png Population Limit and unlocks new units and military technologies.

Benefits[]

Like all Library research, Military.png Military research has a total of 7 levels to research. Each level researched...

  • ...increases the Population Limit by +25, up to a maximum of 200.
  • ...unlocks all military units of the same Age.
  • ...reduces production cost for units of previous Ages by 5% per level ahead.
  • ...reduces upgrade cost for units of previous Ages by 10% per level ahead.

Researching Military.png Military technology also unlocks all military structures (except Docks) as well as Forts technologies.

Note that research cost also depends on the current level of Science.png Science research as well as any cost modifiers from nation powers and rare resources.

Military.png Technology Cost Required for
1 Gabbagabnbahey.png
The Art of War
120 Food.png Barracks
Tower
Stable
2 Mercs.png
Mercenaries
100 Food.png
100 Metal.png
Siege Factory
Fort
Keep
Castle
Airbase
Missile Silo
3 Standingarmy.png
Standing Army
200 Metal.png
160 Knowledge.png
Fortification
Tactics
4 Thinredline.png
Conscription
250 Metal.png
360 Knowledge.png
Stockade
Fortress
Bombardment
Operations
5 Cow.pn.jpg
Levee en Masse
400 Metal.png
650 Knowledge.png
-
6 Natinarms.png
Nation-in-Arms
500 Metal.png
1300 Knowledge.png
Bunker
Redoubt
Strategic Reserves
Strategy
7 Selserv.png
Selective Service
1200 Metal.png
1800 Knowledge.png
-

Rare resources[]

Nation powers[]

  • The Aztec Power of Sacrifice and the Roman Power of Caesar: Start with Military.png Military 1 (The Art of War) already researched (unless playing a Nomad or City Center Only game).
  • The Bantu Power of Migration: Receive +50 to their Population Limit.png Population Limit per Military.png Military research. They also do not require Military.png Military research to unlock new units. However, unit and upgrade costs are increased by 10% per age behind in Military.png Military research.
  • The Greek Power of Philosophy: Receive a general 10% discount on all Library research cost (except for Knowledge.png Knowledge) and research technologies 100% faster.
  • The Turk Power of Siege: Military.png Military research are 33% cheaper.

Trivia[]

  • As mentioned in the trivia section of the Library page, researches have alternate titles depending on the starting and ending ages. For Military.png Military Research, they can be seen here.
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