Civic inventions

Basic inventions[edit | edit source]

Left tree[edit | edit source]

Name	Modifier	On activate	Requirements	Description
Standardized Measures	+5% Import Value			The amphora capitolina was an amphora kept in the temple of Jupiter, by which all other amphora were intended to be measured.
Logistics Bureau	+1 Capital Import Routes		Standardized Measures	Our burgeoning state is beginning to struggle under its own weight. A dedicated logistics administration must be instituted to handle the flow of traders and merchants into our capital.
Property Tax	+2.5% National Tax		Standardized Measures	Landowners are every state's main source of revenue; by establishing a code of practice, we can avoid difficult situations when it comes to collection.
Pythagorean Mathematics	−2.5% Build Cost		Logistics Bureau	The ancient Greek, Pythagoras, was a mathematician and philosopher of legendary repute. Embracing the practical aspects of his theories will have numerous scientific applications.
Opus Caementicium	−20% Build Time		Property Tax	Roman concrete was a seminal invention, developed in the 3rd or 2nd Century BC. It quickly became widely used, and was found in villas, military buildings, roads, and many other constructions.
Movement of Water	−10% Civic Provincial Investment Cost	Get 1 free province investment	Logistics Bureau	Mills, aqueducts, and primitive engines, all developed due to the need for flowing water within the confines of a city. This technology drove further innovation, eventually resulting in sawmills and complex irrigation.
The Father of Geometry	+3% National Citizen Output		Pythagorean Mathematics	Euclid of Alexandria, a prolific mathematician and scholar, developed the first coherent study of geometry. The basic premises he describes should be taught across our nation.
State Harbor Fees	+5% National Commerce Income		Pythagorean Mathematics	Implementing a small fee on the use of our ports is unlikely to affect footfall, and will earn us a little more from trade.
River Barges	+1 Capital Import Routes +10% Import Value +10% Naval Movement Speed		One of: Opus Caementicium Movement of Water	The needs of our capital must be served - operating regular grain barges from the coast to the point nearest our capital will alleviate some of the burden on private traders.
Eisphora	+2.5% National Tax		Opus Caementicium	The Greeks had an ephemeral taxation system, but the practice of levying a wealth tax during times of crisis was a valuable addition to the treasury.
Expanded Financial Remit	−5% Monthly Wages for Characters		State Harbor Fees	Offices such as that of the Quaestors of Rome were imbued with judicial power, and supervised the financial affairs of state. Expanding the remit of these persons will give them greater ability to root out financial wrongdoing, and corrupt behavior.
Ius Honorarium	−15% Enact Law Cost		One of: River Barges Eisphora	Yielding to the magistrates, the right to amend, supplement and correct existing laws, lessens the need for our government to pass judgment on iterations of the same law, numerous times.
Lighthouses	+10% Export Value		Expanded Financial Remit	Construction of lighthouses is an absolute necessity to keep the flow of trade safe in our nation. The concept of lighthouses developed from simple hill-fires, to grand edifices such as the lighthouse at Alexandria.
Maritime Patrols	+1 Capital Import Routes +1% Population Happiness		One of: Expanded Financial Remit The Father of Geometry	Piracy was a huge issue in the Mediterranean - until the eradication of the Cilician pirates by Pompey in 66 BC, a strong maritime presence was required to safeguard civilian and military vessels.
Liturgies	+10% National Tax	Add permanent Sponsored Public Spaces modifier to the capital province	Ius Honorarium	The Greeks created a system whereby wealthy individuals were required to sponsor one of a number of different public works. Ranging from dramatic tragedies to regiment formation, we are sure to find this system helpful.
Pedagoguery	+10% Population Capacity		Liturgies	Encouraging those of means to employ renowned pedagogues, should ensure that the elite possess a surfeit of intelligence when coming of age.
Gromatici	−25% Build Roads Cost		Liturgies	'Rod Men', as they were otherwise known, assisted the primary surveyor in assessing the straightness of roads. These civil engineers were experts in their field, and greatly improved the efficiency of road building.
Regulated Money Lenders	+2.5% National Tax		Pedagoguery	The plight of the poor is rarely relieved by money lenders, but we must accept that they are a necessary evil. Instituting financial regulations, however, may at least let us profit from them.
River Outposts	+1 Capital Import Routes		One of: Maritime Patrols Lighthouses	Trade flows with the tide, they say, but the rivers are the veins and arteries of our commercial network. Establishing regular outposts along them will give traders a sense of security, and attract greater investment.
Use of State Land	+2.5% National Tax		Gromatici	The Mauryan empire levied a land usage tax on territories it considered as crown land. Aggressive zoning of this land can be a significant money-making opportunity.
Limited Governship	−5% Governor Wage		Regulated Money Lenders	Displacing the authority of our governors is essential for reducing the likelihood of them becoming minor independent warlords trying to wrest control from our central leadership.
Temporary Office	−10% Monthly Wages for Characters −2.5% Cohort Loyalty Gain Chance +5% Threshold for Civil War		River Outposts	By reducing the time any single soldier holds a title in our military, they are less likely to have the time and means to take advantage of the system.
Encourage Exploration	+1 Capital Import Routes		Use of State Land	There are still unknown lands to the east - by encouraging our brave citizens to venture further afield, we can flood our market with exotic items of all kinds.
Mandated Record Keeping	+5% National Commerce Income		Encourage Exploration	In Rome, the keeping of records by the mercatores and argentii was a legal requirement. Being able to track the flow of revenue is a necessity for a functioning bureaucracy.
Prestigious Trade Goods	+5% Export Value		Encourage Exploration	Our merchants and traders have spent years building up a certain flare and some prestige around the goods being exported from our nation, and so more people would like the chance to grow closer and take part in our trade deals.
Import Tax	+5% Import Value		One of: Temporary Office Limited Governship	Many empires in antiquity imposed a tax on the import, and sometimes export, of goods. Whilst Rome felt they had little use for it, the Mauryan empire sometimes imposed taxes of up to 20% in imported goods.
Embracing Philosophy	−20% Diplomatic Stance Cost +25% Maximum Research Efficiency	A philosopher arrives in the country. Add permanent School of Philosophy modifier to the capital province	One of: Mandated Record Keeping Prestigious Trade Goods	The various schools of philosophy arising out of Greece, and further afield, combine mathematics, theology, cosmology, and much more, to create a distinct world view. The study, debate, and intellectual sparring between these schools of thought is likely to fuel advancement in any number of fields.
Trade Ports	+2 Capital Import Routes	Add permanent World Port modifier to a random province with a port	One of: Prestigious Trade Goods Import Tax	With large piers, ports and administration set aside for the merchants visiting our cities, we are sure to get a better handle on all trade being done inside the nation.

Right tree[edit | edit source]

Name	Modifier	On activate	Requirements	Description
Right to be Heard	+3% National Citizen Output			Acknowledging the right for our nobles to make their argument before the authorities will vastly increase their tendency to work within the system, and not without.
Rights of Man	+3% National Slave Output		Right to be Heard	Slave treatment varies wildly from state to state, but we believe that a basic code of human rights will encourage our slaves to work harder.
Tribal Reserve	+3% National Tribesman Output		Right to be Heard	Officially recognizing certain areas as belonging to the control of specific tribal people, is bound to increase their willingness to contribute.
Code of Rights	+3% National Freeman Output		Right to be Heard	An established code, detailing the rights of every non-landowning member of our society, is likely to please the majority.
Slave Latifundia	−1 Slaves needed for Surplus		Rights of Man	The establishment of vast plantations, mines, or other specialized land dedicated to production, populated largely by slaves or working class persons, vastly improves the efficiency of our resource gathering. Such latifundia were often distributed after conquest, to entrepreneurial private citizens, commanders, and those willing to pay for them.
Granted Manumission	+10% Pop Promotion Speed		Code of Rights	Enabling slave owners to release their slaves with genuine legal status, is vital to the continued co-existence of owner and slave.
Devolved Responsibility	+3% National Tribesman Output		Tribal Reserve	Granting minor ethnic groups the right to self-governance lessens the burden on the state, and increases the efficiency of the tribal society in question.
Curb the Tax Collectors	+3% National Freeman Output		Granted Manumission	The powers of tax collectors vary widely from nation to nation. Limiting their use of coercion will make valuable inroads towards promoting the flourishing of the middle classes.
Overseers	+3% National Slave Output		Slave Latifundia	A Vilicus, in Rome, was an often well-treated slave, who was elevated over his or her brethren. This practice often resulted in easier communication with the slave population of any given enterprise.
Hypocaust	+3% National Citizen Output +5% Monthly Political Influence		Granted Manumission	The Romans pioneered the creation of underfloor heating. Using a complex system of flues and furnaces, the hypocaust was a rare, but prestigious addition to villas and bathhouses.
Coloniae	+10% Pop Migration Speed	If Heirs of Alexander DLC is active: Allow creation of the League City subject type Unlock the Fertile Nation Great Wonder effect	Devolved Responsibility	The Roman colonization of Britain was a classic example of the practice that had been employed by the Greeks in their conquest of Persia and Egypt. Granting land to soldiers and their families, acted as a standing garrison in recently conquered territories.
Cultural Judiciary	+3% Unintegrated Culture Happiness		Devolved Responsibility	Permitting the devolved rule of law as regards provincial cultures, will relieve the burden on our governors, and will keep the indigenous population content.
Advanced Wall Construction	−0.1 Civic Provincial Investment Cost	Get 1 free province investment	Coloniae	The need for greater defensive walls had great influence on the development of civic architecture. With masons employing ever-more innovative methods to construct buttresses and towers, so too did grand civic structures begin to soar to the heavens.
Gradated Citizenship	+20% Pop Promotion Speed	Unlock monarchy's domestic laws	One of: Hypocaust Curb the Tax Collectors	A series of 'levels', each denoting different rights and privileges, which can be attained by non-citizens in our nation, ensure that there is a ladder to climb, and that there is always something to work towards.
Land Tithe	+12% National Tribesman Output +20% Pop Migration Speed	Unlock monarchy's taxation laws. Add 6 tribesmen with state's culture and religion to a random owned province	One of: Overseers Cultural Judiciary	Tolerating foreign tribesmen on our land can make some uneasy, but the institution of a tithe on the land they occupy is likely to calm those voices, and earn us a pretty penny in the meantime.
Petition of Minorities	+3% Unintegrated Culture Happiness −25% Found City Cost Modifier +0.02 Provincial Loyalty		One of: Advanced Wall Construction Gradated Citizenship	Allowing accepted minority leaders to submit petitions on behalf of their people, at least gives them the opportunity to make their grievances known.
Peregrini	+3% Unintegrated Culture Happiness		Gradated Citizenship	By granting a specific status to outsiders, we can recognize them legally and domestically, as members of our state; value notwithstanding.
Moral Education	−2.5% Build Cost		Land Tithe	More important than any school of mathematics, is the study of how to behave, and how to apply reason to any situation. Teaching our children this at an early age, will usher in a new era of philosophy.
Urban Planning	+2 Global City Building Slots +5% Population Capacity +5% Global Monthly Food Modifier +15% Pop Promotion Speed −5% Build Cost		De Architectura	By planning out our cities ahead of time, we can make sure to get the most out of any potential location.\n\n#R We cannot have this and Rural Planning.#!
Rural Planning	+1 Global Settlement Building Slots		De Architectura	By focusing the efforts of our city planners on rural integration, we can economise how we use our precious land and resources.\n\n#R We cannot have this and Urban Planning.#!
De Architectura	−15% Build Roads Cost	If Heirs of Alexander DLC is active: Unlock the Engineering Great Wonder effect	Moral Education	Written by Marcus Vitruvius Pollo in the late 1st Century BC, De Architectura was a series of treatises on Roman architecture. The practices mentioned within were detailed in extraordinary fashion, giving incredible insight as to the advanced building methods of the time.
Public Slavery	+3% National Slave Output	Imprisoning character in that are Secret gamblers, in Debt or Corrupt will no longer incur a tyrrany or or Roler Popularity penalty.	Petition of Minorities	Slaves owned by the state were championed by various regimes. In Rome, a servus publicus would perform one of a number of civic duties, ranging from basic servile tasks, to menial bureaucratic work.
Waste Disposal Infrastructure	+3% National Citizen Output		Peregrini	Developed in eons past, the idea of a unified waste disposal architecture is still a lofty goal. Clean streets, and public bathhouses are sure to increase the quality of living.
Water Pumps	+3% National Freeman Output		Peregrini	In every major city, the dangers of fire are muttered about with bated breath. The installation of water pumps in key locations, allows the good men and women of our nation to combat these risks.
Religious Assimilation	+10% Pop Conversion Speed		Public Slavery	The practice of integrating foreign beliefs into the pantheistic structure of the Roman religion, made it much easier to assimilate distrustful foreigners into the republic.
Cultural Administration	+10% Pop Assimilation Speed +25% Cultural Integration Speed +10% Monthly Political Influence	Add 2 finesse to the ruler	One of: Waste Disposal Infrastructure Water Pumps	Adopting our culture is a mark of prestige, and is a right only given out to our most esteemed foreign citizens.
Earned Manumission	+3% National Slave Output		Religious Assimilation	Granting the right for publicly owned slaves to earn their freedom, gives an incentive for slaves to be calm and productive throughout their working lives.
Tribal Advocates	+3% National Tribesman Output		Religious Assimilation	Appointing advocates to speak on behalf of foreign tribal societies within our borders, gives them a voice within our political process.
Clean Water	+3% National Citizen Output		Cultural Administration	From simple wells, to grand aqueducts, the access to sanitary water is a right our higher classes demand.
State Fire Brigade	+3% National Freeman Output		Cultural Administration	The first recorded official fire brigade was instigated by Marcus Licinius Crassus in the 1st Century BC. Whilst Crassus' fire brigade acted more as extortionists than genuine firefighters, the existence of a brigade will greatly enhance the security of the masses.
Crucifixion	+3% National Slave Output +2.5% National Tax	Random character gets crucified	Earned Manumission	Ubiquitous in antiquity, crucifixion was a punishment largely reserved for slaves, in Rome. Whilst crimes would have to be severe to incur such a death, witnessing this punishment must have had a severe psychological effect.
Servile Bondage	+3% National Citizen Output +10% Monthly Political Influence		Clean Water	The old right of free men to enter into a contract of servitude with the noble classes is controversial, but will surely improve the lot of the elite.
Triumviri Capitales	+3% National Freeman Output +5% National Manpower		State Fire Brigade	In Rome, the capitales were responsible for prisons, punishment, and peace. Instituting this office will greatly increase the level of order in our nation, which is bound to increase productivity.
Right to Religious Observance	+3% National Tribesman Output		Tribal Advocates	In most cases, the religion that any given tribe practices, is of no consequence to us. Therefore, giving them limited protection over the rights to practice exotic beliefs is a small price to pay for their security.
Mercenary Benefits	−25% Recruit Mercenary Cost +10% Manpower Recovery Speed	Mercenaries can no longer be bribed or bought off by other countries	One of: Crucifixion Triumviri Capitales	Rewarding mercenaries for their service as if they were our own veterans will attract greater numbers of foreign volunteers willing to accept less pay.
Divinely Guided	−5% Cohort Loyalty Gain Chance +0.25 Morale of Armies	Add 3 zeal to the ruler	Right to Religious Observance	It is a well known fact among our people that our nation has been guided by the divine itself, and our leadership must therefore be chosen as well. And what fool would oppose something like that?

Unique inventions[edit | edit source]

Greek tree[edit | edit source]

These inventions are available to all countries with a primary or an integrated culture belonging to the Hellenic culture group.

Name	Modifier	Requirements	Description
Advanced Mechanics	−10% Build Cost −10% Build Time	Standardized Measures (Left tree)	Greek civil engineers used chain drives, lever systems, and piston mechanics in construction and practical applications, greatly simplifying the requirements of advanced engineering.
Fire Hose	+3% National Freeman Happiness	Water Pumps (Right tree)	By applying the mechanics of the double piston pump, Heron of Alexandria invented the fire-hose, which became an efficient tool when fighting conflagrations.
Odometer	+10% National Commerce Income	Fire Hose	Before the odometer, distances were commonly measured by counting steps, a somewhat imprecise method. With an odometer mounted on a chariot, a more exact measurement could be achieved by counting the rotations of the chariot's wheels.
Pyoulkos	+0.01% National Population Growth	Odometer	The pyoulkos was a medical instrument, crafted out of a chamber and a hollow needle, resembling modern day syringes. The pyoulkos was used to suck out substances such as pus, or to inject liquids into the body.
Cartography	0.1 Global Monthly Food Modifier +10% National Commerce Income	Odometer	The ancient Greeks made great advances in making accurate maps, which became important assets for both the military and civic sectors when planning for campaigns and trading.
Astrolabe	+10% National Commerce Income	Cartography	The astrolabe was an astronomical device depicting a model of the universe, having a variety of functions such as measuring celestial bodies altitude over the horizon, or determining the local latitude; it was a practical tool for both astronomer's and sailors.
Stoicism	+5% Research Points +5% Integrated Culture Happiness +25% Maximum Research Efficiency	Cartography	Stoicism is a philosophical system centered around logic and the natural order of things. Those who practice it strive to accept the present as it is, not allowing themselves to be controlled by emotion.
Advanced Astronomy	+1% Diplomatic Range Modifier +10% Naval Morale Modifier	Astrolabe Pyoulkos	By deploying a differential gear to determine the angle between the ecliptic positions of the sun and the moon, advanced mechanisms that were able to predict lunar and solar eclipses were constructed, further expanding on the astronomer's understanding of the universe.
Epicureanism	−0.01% Monthly Corruption +5% Integrated Culture Happiness	Stoicism	The Epicureanism philosophy teaches that all things should be taken in moderation, limiting one's desires and enjoying simple pleasures to achieve tranquillity, freedom from fear, and absence of pain.
Clock Mechanics	+5% Country Civilization Level	Advanced Astronomy Epicureanism	Clock-like mechanics started to evolve during the Hellenistic era, and were used in practical applications for tracking time, even making use of intricate alarm-systems to indicate pre-set times by sounding gongs or blowing compressed air through trumpets.

Italic tree[edit | edit source]

These inventions are available to all countries with a primary or an integrated culture belonging to the Italic culture group.

Name	Modifier	Requirements	Description
Etruscan Pottery	+5% National Commerce Income	Logistics Bureau (Left tree)	Etruscan pottery originated by copying Greek imports, but was widely traded to neighboring cultures and greatly influenced Roman pottery and art.
Pilum and Scutum	+5% Heavy Infantry Offense +5% Heavy Infantry Defense +5% Light Infantry Offense +5% Light Infantry Defense	Etruscan Pottery	Infantry used a wide variety of equipment, but the pilum javelin and scutum shield are two of the more iconic pieces that were commonly used in manipular formations.
Arches	−5% Build Time	Etruscan Pottery	While early usage of arches have been recorded in cultures around the Mediterranean, it was the Romans who mastered this form of architecture, allowing them to build massive aqueducts and bridges that tied their empire together.
Lituus	+5% Discipline	Pilum and Scutum	Originating from the Etruscans, the lituus was a long J-shaped brass trumpet commonly used to communicate war-maneuvers, but also used in formal contexts such as triumphal and funeral processions.
Cursus Publicus	+0.01% National Population Growth	Arches	A state regulated courier system used for conveying messages, packages and even people between forts and important stations throughout the Roman empire. Couriers, usually traveling by horse-drawn carts, could travel up to 80 kilometers per day, enabling efficient administration and communication to all corners of the nation.
Julian Calendar	−0.01% Monthly Corruption	Lituus	A calendar system proposed by Julius Caesar in 46 BC, designed around the solar year with a leap-year every fourth year to adjust for discrepancies. The length of a year could previously be altered through political means, but the Julian calendar circumvented this corrupt phenomenon by ensuring it remained aligned to the tropical year without human intervention.
Insulae	+1% Global Monthly Food Modifier	Cursus Publicus	Primarily populated by the labouring class, the insulae offered decent living conditions in densely populated districts, grouping together several houses into a larger block in a similar way to modern apartment buildings.
Bacon	+1% Global Monthly Food Modifier	Insulae	By combining a process of salting, curing and smoking, pork meat could efficiently be preserved, allowing it to be transported over long distances without spoiling the product. This made bacon affordable for the common man, turning it into a staple diet across the Roman empire, as fresh meat otherwise was reserved to the upper classes who could afford it.
Lex Frumentaria	+3% National Slave Happiness +3% National Freeman Happiness	One of: Julian Calendar Bacon	Distribution of wheat to the lower classes at subsidized prices, or even free of charge, gave much needed relief to the less fortunate, in a similar way to modern welfare policies.

Barbarian invention[edit | edit source]

These inventions are available to all countries with a primary culture belonging to the Pretani, Gallic, Pannonian, Belgae or Germanic culture group.

Name	Modifier	On activate	Requirements	Description
Tallow Soap	+5% Global Monthly Food Modifier		Right to be Heard	The Romans acknowledged that the Celts used a curious mixture of ash and tallow to clean themselves; considering the practice really rather exotic.

Maurya invention[edit | edit source]

This invention is only available to Maurya.

Name	Modifier	On activate	Requirements	Description
Black Polished Ware	+3% National Citizen Output		Right to be Heard	Black polished wares were a distinctive feature of the emergent cultures of the Indian subcontinent. The craft represented a leap in the manufacture of luxury pottery, and was likely considered a status symbol.

Heirs of Alexander inventions[edit | edit source]

These inventions are only available if the Heirs of Alexander DLC is active.

Name	On activate	Requirements	Description
School of Civic Duty	Unlock the Government Education Great Wonder effect	Pedagoguery	The young must learn their place in our grand bureaucracy. To truly understand the scope of this responsibility, it is only fitting that they learn in an edifice as grand as our civilization itself.
Dominance Through Enlightenment	Unlock the Expanding Culture Great Wonder effect	Gradated Citizenship	Those open to enlightenment must learn more of our ways. We must construct a wonder rivalling the ancient edifices, in order to bring our ways to the disparate people of this world.
A Monument to Efficiency	Unlock the Slave Labor Traditions Great Wonder effect	Public Slavery	Our overlordship must be made secure by the construction of a foreboding edifice in the name of subservience. Who then would deny our mastery?