City Defense

City Defense is an Ancient Era technology in Humankind. This technology provides the first line of defence in the early game with the Palisades. Can be boosted through Narrative Events outcomes by -25%.

Place in the tech tree[]

Prerequired: none

Leads to: Bronze-working

Unlocks[]

Warriorsunit

Palisadesinfrastructure

Garrisondistrict

Unique Unlocks[]

PromachoiEmblematic Unit

v · d · eTechnologies

Ancient Era	Calendar • Domestication • Carpentry • City Defense • Irrigation • Fishing • Masonry • Bronze-working • Writing • Wheel • Sailing • Organized Warfare

Classical Era	Philosophy • Hydrology • Trade Expeditions • Fortifications • Standing Army • Rhetoric • Conquest • Craftsmanship • Mounted Warfare • Foreign Outposts • Imperial Power • Siege Tactics

Medieval Era	Theology • Feudalism • War Summons • Seafaring Mastery • Chivalry • Heavy Infantry • Military Architecture • Alchemy • Guilds • Furnace Steel

Early Modern Era	Three-Masted Ship • Naval Artillery • Centralized Power • Gunpowder Warfare • Movable Typeface • Chartered Companies • Humanism • Supply Lines • Siege Cannons • Mercantilism • Flintlock

Industrial Era	Encyclopedia • Carbine • Steam Engine • Military Coordination • Scientific Method • Nationhood • Line Formation • Propeller • Mechanization • Electricity • Combustion Engine • Microbiology • Urban Planning • Guerilla Warfare • Aeronautics • Wireless Telegraphy • Trench Warfare

Contemporary Era	Aerial Warfare • Research Institute • Continuous Track • Naval Air Strategy • Amphibious Warfare • Radar • Civil Engineering • Insurrection Theory • Uranium Enrichment • Free Trade Agreement • Computing • Power Lines • Nuclear Fission • Social Housing • Suburbs • Rocket Science • Renewable Energy • Communication Satellites • Mass Entertainment • Covert Ops • World-Wide Web • Space Orbital • Neural Implant • Exosuit • Military Laser • Fusion Reactor • Composite Armor • Automation • Mechanized Harvesting • Fighter Jets

Removed	Horsemanship