Non-aggression principle
Encyclopedia
The non-aggression principle (also called the non-aggression axiom, the anti-coercion principle, the zero aggression principle, the non-initiation of force), or NAP for short, is a moral
Morality
Morality is the differentiation among intentions, decisions, and actions between those that are good and bad . A moral code is a system of morality and a moral is any one practice or teaching within a moral code...

 stance which asserts that aggression
Aggression
In psychology, as well as other social and behavioral sciences, aggression refers to behavior between members of the same species that is intended to cause humiliation, pain, or harm. Ferguson and Beaver defined aggressive behavior as "Behavior which is intended to increase the social dominance of...

 is inherently illegitimate. Aggression, for the purposes of the NAP, is defined as the initiation or threatening of violence against a person or legitimately owned property of another. Specifically, any unsollicited actions of others that physically affect an individual’s property, including that person’s body, no matter if the result of those actions is damaging, beneficiary or neutral to the owner, are considered violent when they are against the owner’s free will
Free will
"To make my own decisions whether I am successful or not due to uncontrollable forces" -Troy MorrisonA pragmatic definition of free willFree will is the ability of agents to make choices free from certain kinds of constraints. The existence of free will and its exact nature and definition have long...

 and interfere with his right to self-determination, as based on the libertarian principle of self-ownership
Self-ownership
Self-ownership is the concept of property in one's own person, expressed as the moral or natural right of a person to be the exclusive controller of his own body and life. According to G...

. Supporters of NAP use it to demonstrate the immorality of theft
Theft
In common usage, theft is the illegal taking of another person's property without that person's permission or consent. The word is also used as an informal shorthand term for some crimes against property, such as burglary, embezzlement, larceny, looting, robbery, shoplifting and fraud...

, vandalism
Vandalism
Vandalism is the behaviour attributed originally to the Vandals, by the Romans, in respect of culture: ruthless destruction or spoiling of anything beautiful or venerable...

, assault
Assault
In law, assault is a crime causing a victim to fear violence. The term is often confused with battery, which involves physical contact. The specific meaning of assault varies between countries, but can refer to an act that causes another to apprehend immediate and personal violence, or in the more...

, and fraud
Fraud
In criminal law, a fraud is an intentional deception made for personal gain or to damage another individual; the related adjective is fraudulent. The specific legal definition varies by legal jurisdiction. Fraud is a crime, and also a civil law violation...

. In contrast to pacifism
Pacifism
Pacifism is the opposition to war and violence. The term "pacifism" was coined by the French peace campaignerÉmile Arnaud and adopted by other peace activists at the tenth Universal Peace Congress inGlasgow in 1901.- Definition :...

, the non-aggression principle does not preclude violence used in self-defense.

Many supporters argue that NAP opposes such policies as victimless crime laws, taxation, and military drafts. NAP has historically been a prominent issue within libertarianism
Libertarianism
Libertarianism, in the strictest sense, is the political philosophy that holds individual liberty as the basic moral principle of society. In the broadest sense, it is any political philosophy which approximates this view...

. Though not completely without controversy NAP represents the backbone of present day libertarian political philosophy
Libertarianism
Libertarianism, in the strictest sense, is the political philosophy that holds individual liberty as the basic moral principle of society. In the broadest sense, it is any political philosophy which approximates this view...

.

History

The principle has a long tradition but has been mostly popularized by anarchists and other schools of libertarianism
Libertarianism
Libertarianism, in the strictest sense, is the political philosophy that holds individual liberty as the basic moral principle of society. In the broadest sense, it is any political philosophy which approximates this view...

. Variations of it can be found in Judaism
Judaism
Judaism ) is the "religion, philosophy, and way of life" of the Jewish people...

, Christianity
Christianity
Christianity is a monotheistic religion based on the life and teachings of Jesus as presented in canonical gospels and other New Testament writings...

, and Islam
Islam
Islam . The most common are and .   : Arabic pronunciation varies regionally. The first vowel ranges from ~~. The second vowel ranges from ~~~...

, as well as in Eastern philosophies such as Taoism
Taoism
Taoism refers to a philosophical or religious tradition in which the basic concept is to establish harmony with the Tao , which is the mechanism of everything that exists...

.
Historical formulations of the non-aggression principle
Year Formulated by Formulation
300's BC Epicurus
Epicurus
Epicurus was an ancient Greek philosopher and the founder of the school of philosophy called Epicureanism.Only a few fragments and letters remain of Epicurus's 300 written works...

"Natural justice is a symbol or expression of usefullness, to prevent one person from harming or being harmed by another."
900's Abu Mansur Al Maturidi
Abu Mansur Al Maturidi
Muhammad Abu Mansur al-Maturidi was an Iranian Muslim theologian, and a scholar of Islamic jurisprudence and Qur'anic exegesis. Al Maturidi is one of the pioneers of Islamic Jurisprudence scholars and his two works are considered to be authoritative on the subject...

, Ibn Qayyim Al-Jawziyya, Averroes
Averroes
' , better known just as Ibn Rushd , and in European literature as Averroes , was a Muslim polymath; a master of Aristotelian philosophy, Islamic philosophy, Islamic theology, Maliki law and jurisprudence, logic, psychology, politics, Arabic music theory, and the sciences of medicine, astronomy,...

These Islamic theologians and philosopher wrote that man could rationally know that man had a right to life and property.
early 1200's Ibn Tufayl In Hayy ibn Yaqzan the Islamic philosopher discussed the life story of a baby living alone without prior knowledge who discovered natural law, and natural rights, which obliged man not to coerce against another's life or property. Ibn Tufayl influenced Locke's notion of Tabula Rasa
Tabula rasa
Tabula rasa is the epistemological theory that individuals are born without built-in mental content and that their knowledge comes from experience and perception. Generally proponents of the tabula rasa thesis favour the "nurture" side of the nature versus nurture debate, when it comes to aspects...

.
1618 John Locke
John Locke
John Locke FRS , widely known as the Father of Liberalism, was an English philosopher and physician regarded as one of the most influential of Enlightenment thinkers. Considered one of the first of the British empiricists, following the tradition of Francis Bacon, he is equally important to social...

In Second Treatise on Government he wrote "Being all equal and independent, no one ought to harm another in his life, health, liberty, or possessions."
1682 Samuel von Pufendorf
Samuel von Pufendorf
Baron Samuel von Pufendorf was a German jurist, political philosopher, economist, statesman, and historian. His name was just Samuel Pufendorf until he was ennobled in 1684; he was made a Freiherr a few months before his death in 1694...

In On the Duty of Man and Citizen he wrote "Among the absolute duties, i.e., of anybody to anybody, the first place belongs to this one: let no one injure another. For this is the broadest of all duties, embracing all men as such."
1722 William Wollaston
William Wollaston
William Wollaston was an English philosophical writer. He is remembered today for one book, which he completed only two years before his death: ....

In The Religion of Nature Delineated he formulated "No man can have a right to begin to interrupt the happiness of another." This formulation emphasized "begin" to distinguish aggressive disturbances from those in self-defense ("...yet every man has a right to defend himself and his against violence, to recover what is taken by force from him, and even to make reprisals, by all the means that truth and prudence permit.")
1790 Mary Wollstonecraft
Mary Wollstonecraft
Mary Wollstonecraft was an eighteenth-century British writer, philosopher, and advocate of women's rights. During her brief career, she wrote novels, treatises, a travel narrative, a history of the French Revolution, a conduct book, and a children's book...

In "A Vindication of the Rights of Men
A Vindication of the Rights of Men
A Vindication of the Rights of Men, in a Letter to the Right Honourable Edmund Burke; Occasioned by His Reflections on the Revolution in France is a political pamphlet, written by the 18th-century British feminist Mary Wollstonecraft, which attacks aristocracy and advocates republicanism...

" Mary Wollstonecraft states: "The birthright of man ... is such a degree of liberty, civil and religious, as is compatible with the liberty of every other individual with whom he is united in a social compact, and the continued existence of that compact."
1816 Thomas Jefferson
Thomas Jefferson
Thomas Jefferson was the principal author of the United States Declaration of Independence and the Statute of Virginia for Religious Freedom , the third President of the United States and founder of the University of Virginia...

"Rightful liberty is unobstructed action according to our will within limits drawn around us by the equal rights of others. I do not add 'within the limits of the law', because law is often but the tyrant's will, and always so when it violates the rights of the individual." and "No man has a natural right to commit aggression on the equal rights of another, and this is all from which the laws ought to restrain him." (Thomas Jefferson to Francis Gilmer, 1816)
1851 Herbert Spencer
Herbert Spencer
Herbert Spencer was an English philosopher, biologist, sociologist, and prominent classical liberal political theorist of the Victorian era....

The law of equal freedom: "Every man is free to do that which he wills, provided he infringes not the equal freedom of any other man." This notion of equal freedom goes back to earlier liberal thought.
1859 John Stuart Mill
John Stuart Mill
John Stuart Mill was a British philosopher, economist and civil servant. An influential contributor to social theory, political theory, and political economy, his conception of liberty justified the freedom of the individual in opposition to unlimited state control. He was a proponent of...

The harm principle
Harm principle
The harm principle holds that the actions of individuals should only be limited to prevent harm to other individuals. John Stuart Mill first articulated this principle in On Liberty, where he argued that "the only purpose for which power can be rightfully exercised over any member of a civilized...

 formulated in On Liberty
On Liberty
On Liberty is a philosophical work by British philosopher John Stuart Mill. It was a radical work to the Victorian readers of the time because it supported individuals' moral and economic freedom from the state....

, states that "the only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others".
1961 Ayn Rand
Ayn Rand
Ayn Rand was a Russian-American novelist, philosopher, playwright, and screenwriter. She is known for her two best-selling novels The Fountainhead and Atlas Shrugged and for developing a philosophical system she called Objectivism....

In an essay called "Man's Rights" in the book "The Virtue of Selfishness
The Virtue of Selfishness
The Virtue of Selfishness: A New Concept of Egoism is a 1964 collection of essays and papers by Ayn Rand and Nathaniel Branden. Most of the essays originally appeared in The Objectivist Newsletter, except for "The Objectivist Ethics", which was a paper Rand delivered at the University of Wisconsin...

" she formulated "The precondition of a civilized society is the barring of physical force from social relationships. ... In a civilized society, force may be used only in retaliation and only against those who initiate its use." Note that she stipulated the context - civilized society.
1963 Murray Rothbard
Murray Rothbard
Murray Newton Rothbard was an American author and economist of the Austrian School who helped define capitalist libertarianism and popularized a form of free-market anarchism he termed "anarcho-capitalism." Rothbard wrote over twenty books and is considered a centrally important figure in the...

"No one may threaten or commit violence ('aggress') against another man's person or property. Violence may be employed only against the man who commits such violence; that is, only defensively against the aggressive violence of another. In short, no violence may be employed against a nonaggressor. Here is the fundamental rule from which can be deduced the entire corpus of libertarian theory." Cited from "War, Peace, and the State" (1963) which appeared Egalitarianism as a Revolt Against Nature and Other Essays
Egalitarianism as a Revolt Against Nature and Other Essays
Egalitarianism as a Revolt Against Nature and Other Essays represents some of libertarian anarchist Murray Rothbard's most advanced and radical theorizing on topics impacting on human liberty...



Natural law theorist Murray Rothbard traces the non-aggression principle to natural law theorist St. Thomas Aquinas and the early Thomist scholastics of the Salamanca school. This, in turn, may be seen in relation to Aquinas' view on greed, "a sin against God, just as all mortal sins, in as much as man condemns things eternal for the sake of temporal things", and on envy, which be defined as "sorrow for another's good" (cf. Seven deadly sins
Seven deadly sins
The 7 Deadly Sins, also known as the Capital Vices or Cardinal Sins, is a classification of objectionable vices that have been used since early Christian times to educate and instruct followers concerning fallen humanity's tendency to sin...

).

Early formulations that use terms such as "harm" or "injury," such as those of Epicurus and Mill above, are today generally considered imprecise. "Harm" and "injury" are too subjective; one man's harm may be another man's benefit. For example, a squatter may make "improvements" that the owner considers detrimental. Modern formulations avoid such subjectivity by formulating the NAP in terms of individual rights
Individual rights
Group rights are rights held by a group rather than by its members separately, or rights held only by individuals within the specified group; in contrast, individual rights are rights held by individual people regardless of their group membership or lack thereof...

 or observable conduct (initiation of force/violence).

In 2009 Young Americans for Liberty (YAL)
Young Americans for Liberty
Young Americans for Liberty is a political organization that was formed in 2008 at the end of Congressman Ron Paul's Presidential campaign. They focus on educating their peers about various topics including libertarian values and emphasizing the role of the Constitution in the American government...

 produced a video that contains several popular references to NAP (i.e. “I pledge to live and let live, to respect life, liberty and the happiness of others”).

Justifications

The principle has been derived by various philosophical approaches, including:
  • Argumentation ethics: A type of argument that attempts to establish normative or ethical truths by examining the presuppositions of discourse. Some philosophers, such as Stefan Molyneux
    Stefan Molyneux
    Stefan Basil Molyneux is a blogger, essayist, author, and host of the Freedomain Radio series of podcasts, living in Mississauga, Canada...

    , have argued that the non-aggression principle is valid because it is demonstrated to be correct by the act of argumentation.
  • Natural law
    Natural law
    Natural law, or the law of nature , is any system of law which is purportedly determined by nature, and thus universal. Classically, natural law refers to the use of reason to analyze human nature and deduce binding rules of moral behavior. Natural law is contrasted with the positive law Natural...

    : Some derive non-aggression from self-ownership
    Self-ownership
    Self-ownership is the concept of property in one's own person, expressed as the moral or natural right of a person to be the exclusive controller of his own body and life. According to G...

     or sovereignty of the individual, such as Josiah Warren
    Josiah Warren
    Josiah Warren was an individualist anarchist, inventor, musician, and author in the United States. He is widely regarded as the first American anarchist, and the four-page weekly paper he edited during 1833, The Peaceful Revolutionist, was the first anarchist periodical published, an enterprise...

    , Lysander Spooner
    Lysander Spooner
    Lysander Spooner was an American individualist anarchist, political philosopher, Deist, abolitionist, supporter of the labor movement, legal theorist, and entrepreneur of the nineteenth century. He is also known for competing with the U.S...

    , and Murray Rothbard
    Murray Rothbard
    Murray Newton Rothbard was an American author and economist of the Austrian School who helped define capitalist libertarianism and popularized a form of free-market anarchism he termed "anarcho-capitalism." Rothbard wrote over twenty books and is considered a centrally important figure in the...

    . Stephan Kinsella
    Stephan Kinsella
    frame|right|Stephan KinsellaNorman Stephan Kinsella is an American intellectual property lawyer and libertarian legal theorist. His electronically published works are primarily published on his blog and websites associated with the Ludwig von Mises Institute and anarcho-capitalist...

     argues the non-aggression principle logically follows from property rights.
  • Social contract
    Social contract
    The social contract is an intellectual device intended to explain the appropriate relationship between individuals and their governments. Social contract arguments assert that individuals unite into political societies by a process of mutual consent, agreeing to abide by common rules and accept...

    : The social contract is an intellectual device intended to explain the appropriate relationship between individuals
    Individual
    An individual is a person or any specific object or thing in a collection. Individuality is the state or quality of being an individual; a person separate from other persons and possessing his or her own needs, goals, and desires. Being self expressive...

     and their governments
    Government
    Government refers to the legislators, administrators, and arbitrators in the administrative bureaucracy who control a state at a given time, and to the system of government by which they are organized...

    . Social contract arguments assert that individuals unite into political
    Politics
    Politics is a process by which groups of people make collective decisions. The term is generally applied to the art or science of running governmental or state affairs, including behavior within civil governments, but also applies to institutions, fields, and special interest groups such as the...

     societies
    Society
    A society, or a human society, is a group of people related to each other through persistent relations, or a large social grouping sharing the same geographical or virtual territory, subject to the same political authority and dominant cultural expectations...

     by a process of mutual consent, agreeing to abide by common rules and accept corresponding duties to protect themselves and one another from violence
    Violence
    Violence is the use of physical force to apply a state to others contrary to their wishes. violence, while often a stand-alone issue, is often the culmination of other kinds of conflict, e.g...

     and other kinds of harm.
  • Right to life
    Right to life
    Right to life is a phrase that describes the belief that a human being has an essential right to live, particularly that a human being has the right not to be killed by another human being...

    : Some philosophers, such as Ayn Rand
    Ayn Rand
    Ayn Rand was a Russian-American novelist, philosopher, playwright, and screenwriter. She is known for her two best-selling novels The Fountainhead and Atlas Shrugged and for developing a philosophical system she called Objectivism....

    , have argued that the non-aggression principle is derived from the right to life (see Objectivism
    Objectivism (Ayn Rand)
    Objectivism is a philosophy created by the Russian-American philosopher and novelist Ayn Rand . Objectivism holds that reality exists independent of consciousness, that human beings have direct contact with reality through sense perception, that one can attain objective knowledge from perception...

    ).


Some consequentialist libertarians
Consequentialism
Consequentialism is the class of normative ethical theories holding that the consequences of one's conduct are the ultimate basis for any judgment about the rightness of that conduct...

 promote the non-aggression principle by basing its advocacy on forms of consequentialism such as rule utilitarianism
Rule Utilitarianism
Rule utilitarianism is a form of utilitarianism that says actions are moral when they conform to the rules that lead to the greatest good, or that "the rightness or wrongness of a particular action is a function of the correctness of the rule of which it is an instance." For rule utilitarians, the...

 and rule egoism
Rule egoism
Rule egoism is the doctrine under which an individual evaluates the optimal set of rules according to whether conformity to those rules bring the most benefit to himself.-See also:*Enlightened self-interest*Ethical egoism*Indirect self-interest...

. These utilitarians do not believe that it is categorically immoral to engage in aggression, but because they believe situations where aggression would lead to the best consequences are rare, they promote the non-aggression principle with the justification that if others accept it as a rule it would lead to better consequences than if they did not accept it as a rule. They believe the consequences of advocating the rule are superior to advocating that other individuals attempt to calculate each of their own actions to determine whether aggression or non-aggression would lead to better consequences.

Other consequentialist libertarians do not promote the non-aggression principle at all; they simply believe that allowing a very large scope of political and economic liberty results in the maximum well-being or efficiency for a society, even if securing this liberty involves some governmental actions that would be considered violations of the non-aggression principle. It just so happens that these actions are limited in the free society they envision. This type of libertarianism is associated with Ludwig von Mises
Ludwig von Mises
Ludwig Heinrich Edler von Mises was an Austrian economist, philosopher, and classical liberal who had a significant influence on the modern Libertarian movement and the "Austrian School" of economic thought.-Biography:-Early life:...

 and Friedrich Hayek
Friedrich Hayek
Friedrich August Hayek CH , born in Austria-Hungary as Friedrich August von Hayek, was an economist and philosopher best known for his defense of classical liberalism and free-market capitalism against socialist and collectivist thought...

.

Abortion

Many supporters and opponents of abortion rights justify their position on NAP grounds. The central question to determine whether or not abortion is consistent with NAP is at what stage of development a fertilized human egg cell can be considered a human being. Some supporters of NAP argue this occurs at the moment of conception.

Objectivist
Objectivist movement
The Objectivist movement is a movement to study and advance the philosophy of Objectivism. It was founded by novelist and philosopher Ayn Rand. The movement began informally in the 1950s and consisted of students who were brought together by their mutual interest in Rand’s novel, The Fountainhead...

 philosopher Leonard Peikoff
Leonard Peikoff
Leonard S. Peikoff is a Canadian-American philosopher. He is an author, a leading advocate of Objectivism and the founder of the Ayn Rand Institute. A former professor of philosophy, he was designated by the novelist Ayn Rand as heir to her estate...

 has argued that a fetus has no rights over its host because it is a parasite. Pro-choice libertarian Murray Rothbard
Murray Rothbard
Murray Newton Rothbard was an American author and economist of the Austrian School who helped define capitalist libertarianism and popularized a form of free-market anarchism he termed "anarcho-capitalism." Rothbard wrote over twenty books and is considered a centrally important figure in the...

 has the same stance. Pro-life libertarians, however, state that because the parents were actively involved in giving life to another human being, they are responsible for the position it is in and they are not allowed to kill it with abortive techniques.

Animal rights

Supporters generally argue that NAP only applies to humans, because humans generally have a free will and a self-conscious and rational mind, as well as a moral understanding. Most humans can therefore understand NAP and can be held accountable for their actions. Some critics claim that although these abilities are common they are not universal characteristics of the species. Young children and mentally handicapped persons may not have them (i.e. a person in a coma). When NAP applies to them as well as to normal people, as supporters of NAP agree, critics state that logically NAP should apply to all life forms with similar characteristics (see the Argument from Marginal Cases
Argument from marginal cases
The Argument from Marginal Cases is a philosophical argument regarding the moral status of animals. Its proponents hold that if members of society such as infants, the senile, the comatose, and the cognitively disabled do have direct moral status, animals do have a direct moral status, too, since...

). This stance would lead to similar rights for sufficiently intelligent animals. The argument extends to intelligent artificial life, such as AI
Artificial intelligence
Artificial intelligence is the intelligence of machines and the branch of computer science that aims to create it. AI textbooks define the field as "the study and design of intelligent agents" where an intelligent agent is a system that perceives its environment and takes actions that maximize its...

 computers and AI
Artificial intelligence
Artificial intelligence is the intelligence of machines and the branch of computer science that aims to create it. AI textbooks define the field as "the study and design of intelligent agents" where an intelligent agent is a system that perceives its environment and takes actions that maximize its...

 robots.

Intellectual property rights

NAP is defined as applicable to any unauthorized actions towards a person’s physical property. Supporters of NAP disagree on whether it should apply to intellectual property (IP)
Libertarian perspectives on intellectual property
Libertarians have differing opinions on the validity of intellectual property laws. Many libertarians don't have a strong opinion on the topic, while others consider it a minor matter in the light of what they believe are greater government violations of rights, such as physical property...

 as well. Those who think not claim IP can be copied by others without any harm to the originator. Those who think that NAP should be applied to IP in the same way as to physical property argue that all IP is somehow sublimated in physical property and that any owner has the right to determine what is done with his physical property.

For example, if a software engineer writes a program on his own computer a copy of this program can only be obtained by using the engineer’s computer (either directly or remote via the internet). If the engineer then burns his program onto a DVD-ROM and sells this DVD to a third party he may sell this product unconditionally (i.e. the sale is free of any restrictions for the DVDs use) or, as would be normal in most cases, under specific conditions (i.e. the sale only transfers user rights and limited copyright). In the latter case, unauthorized copying would violate NAP as the engineer co-owns the DVD and a third party cannot make a copy without using the engineer’s property.

Interventions

Though NAP is meant to guarantee an individual’s sovereignty libertarians greatly differ on the conditions under which NAP applies. Especially unsollicited intervention by others, either to prevent society from being harmed by the individual’s actions or to prevent an incompetent individual from being harmed by his or her own (in)actions, is an important issue. The debate centers on topics like the age of consent
Age of consent
While the phrase age of consent typically does not appear in legal statutes, when used in relation to sexual activity, the age of consent is the minimum age at which a person is considered to be legally competent to consent to sexual acts. The European Union calls it the legal age for sexual...

 for children, intervention counseling (i.e. for addicted persons, or in case of domestic violence), medical assistance (i.e. prolonged life support vs euthanasia in general and for the senile or comatose in particular), human organ trade
Organ trade
Organ trade is the trade involving human organs for transplantation. There is a worldwide shortage of organs available for transplantation, possibly a result of regulations forbidding their trafficking.-Legal organ trade:...

, state paternalism
Soft paternalism
Soft paternalism is a political philosophy that believes the state can...

 (including economic intervention) and foreign intervention
Libertarian perspectives on foreign intervention
Libertarian perspectives on foreign intervention started as a reaction to the Cold War mentality of military interventionism promoted by conservatives like William F. Buckley which had supplanted Old Right non-interventionism. The Vietnam War split the uneasy alliance between growing numbers of...

 by states. Other discussion topics on whether intervention is in line with NAP include nuclear weapons proliferation
Nuclear proliferation
Nuclear proliferation is a term now used to describe the spread of nuclear weapons, fissile material, and weapons-applicable nuclear technology and information, to nations which are not recognized as "Nuclear Weapon States" by the Treaty on the Nonproliferation of Nuclear Weapons, also known as the...

, and human trafficking
Human trafficking
Human trafficking is the illegal trade of human beings for the purposes of reproductive slavery, commercial sexual exploitation, forced labor, or a modern-day form of slavery...

 and (illegal) immigration
Libertarian perspectives on immigration
The current Libertarian Party Platform states that Libertarians are prepared to welcome refugees, and the LP works against discriminatory policies. In addition it states that a free market requires the free movement of both capital and labor across borders. The platform does allow for control over...

.

States

Some supporters justify the state
State (polity)
A state is an organized political community, living under a government. States may be sovereign and may enjoy a monopoly on the legal initiation of force and are not dependent on, or subject to any other power or state. Many states are federated states which participate in a federal union...

 on the grounds that anarchism
Anarchism
Anarchism is generally defined as the political philosophy which holds the state to be undesirable, unnecessary, and harmful, or alternatively as opposing authority in the conduct of human relations...

 implies that the non-aggression principle is optional because the enforcement of laws is open to competition. They claim competing law enforcement would always result in war and the rule of the most powerful. Anarcho-capitalists
Anarcho-capitalism
Anarcho-capitalism is a libertarian and individualist anarchist political philosophy that advocates the elimination of the state in favour of individual sovereignty in a free market...

 usually respond to this argument that this presumed outcome of coercive competition (i.e. PMC
Private military company
A private military company or provides military and security services. These combatants are commonly known as mercenaries, though modern-day PMCs refer to their staff as security contractors, private military contractors or private security contractors, and refer to themselves as private military...

s or PDA
Private defense agency
A private defense agency is a conceptualized agency that provides personal protection and military defense services voluntarily through the free market. A PDA is not a private contractor of the state and is not subsidised in any way through taxation or immunities, nor does it rely on conscription...

s that enforce local law
Polycentric law
Polycentric law is a legal structure in which providers of legal systems compete or overlap in a given jurisdiction, as opposed to monopolistic statutory law according to which there is a sole provider of law for each jurisdiction. Devolution of this monopoly occurs by the principle of...

) is not likely because of the very high cost, in lives and economically, of war. They claim that war drains those involved and leaves non-combatant parties as the most powerful, economically and militarily, ready to take over. Therefore, anarcho-capitalists claim that in practice, and in more advanced societies with large institutions that have a responsibility to protect their vested interests, disputes are most likely to be settled peacefully (i.e. through DRO
Dispute resolution organization
A dispute resolution organization, or DRO, is a conceptualized organization providing services such as mediation and arbitration through the private sector. It is an important aspect of anarcho-capitalist theory.-Enforceability of verdicts:...

s).

Anarcho-capitalists also point out that a state monopoly of law enforcement does not necessarily make NAP present throughout society as corruption
Political corruption
Political corruption is the use of legislated powers by government officials for illegitimate private gain. Misuse of government power for other purposes, such as repression of political opponents and general police brutality, is not considered political corruption. Neither are illegal acts by...

 and corporatism
Corporatism
Corporatism, also known as corporativism, is a system of economic, political, or social organization that involves association of the people of society into corporate groups, such as agricultural, business, ethnic, labor, military, patronage, or scientific affiliations, on the basis of common...

, as well as lobby group
Lobbying
Lobbying is the act of attempting to influence decisions made by officials in the government, most often legislators or members of regulatory agencies. Lobbying is done by various people or groups, from private-sector individuals or corporations, fellow legislators or government officials, or...

 clientelism
Clientelism
Clientelism is a term used to describe a political system at the heart of which is an assyemtric relationship between groups of political actors described as patrons and clients...

 in democracies
Democracy
Democracy is generally defined as a form of government in which all adult citizens have an equal say in the decisions that affect their lives. Ideally, this includes equal participation in the proposal, development and passage of legislation into law...

, favor only certain people or organizations. Anarcho-capitalists generally argue that the state violates the non-aggression principle by its nature because governments use force against those who have not stolen private property
Theft
In common usage, theft is the illegal taking of another person's property without that person's permission or consent. The word is also used as an informal shorthand term for some crimes against property, such as burglary, embezzlement, larceny, looting, robbery, shoplifting and fraud...

, vandalized private property
Vandalism
Vandalism is the behaviour attributed originally to the Vandals, by the Romans, in respect of culture: ruthless destruction or spoiling of anything beautiful or venerable...

, assaulted anyone
Assault
In law, assault is a crime causing a victim to fear violence. The term is often confused with battery, which involves physical contact. The specific meaning of assault varies between countries, but can refer to an act that causes another to apprehend immediate and personal violence, or in the more...

, or committed fraud
Fraud
In criminal law, a fraud is an intentional deception made for personal gain or to damage another individual; the related adjective is fraudulent. The specific legal definition varies by legal jurisdiction. Fraud is a crime, and also a civil law violation...

.

Panarchists
Panarchism
Panarchism is a political philosophy emphasizing each individual's right to freely join and leave the jurisdiction of any governments they choose, without being forced to move from their current locale. The word "panarchy" was invented and the concept proposed by a Belgian political economist, Paul...

 view a state as compatible with NAP as long as citizenship is not compulsory and all its citizens support its governance voluntarily. Statists
Statism
Statism is a term usually describing a political philosophy, whether of the right or the left, that emphasises the role of the state in politics or supports the use of the state to achieve economic, military or social goals...

, on the other hand, claim a state has legal jurisdiction over a certain area of land, or even owns that land. In that case NAP is not violated if a state imposes rules and regulations, any, as long as people entering the area are aware of these conditions and those already inside who disagree with unilaterally changed conditions are free to leave. The anarcho-capitalist argument that persons born in the land area owned or regulated by a state never were able to agree with the state's conditions and have no obligation to comply usually is countered by the statist argument that as the parents agreed to submit their child to these conditions of stay the child can only hold its parents responsible, not the state.

Taxation

Some libertarians see taxes as a violation of NAP
Taxation as theft
The identification of taxation as theft is viewpoint held by anarchists and some non-anarchist libertarians. It states that government is transgressing property rights by enforcing compulsory tax collection.-See also:*Anarchism*Libertarianism*Objectivism...

 while others argue that because of the free-rider problem in case security is a public good
Public good
In economics, a public good is a good that is non-rival and non-excludable. Non-rivalry means that consumption of the good by one individual does not reduce availability of the good for consumption by others; and non-excludability means that no one can be effectively excluded from using the good...

, enough funds would not be obtainable by voluntary means to protect individuals from aggression of a greater severity. They therefore accept taxation, and consequently a breach of NAP with regard to any free-riders, as long as no more is levied than is necessary to optimise protection of individuals against aggression
Consequentialism
Consequentialism is the class of normative ethical theories holding that the consequences of one's conduct are the ultimate basis for any judgment about the rightness of that conduct...

.

Voluntarists
Voluntarism (action)
Voluntarism is sometimes used to mean the use of, or reliance on voluntary action to maintain an institution, carry out a policy, or achieve an end. In this context the word voluntary action means action based on free will, which in turn means action which is performed free from certain constraints...

 such as anarcho-capitalists
Anarcho-capitalism
Anarcho-capitalism is a libertarian and individualist anarchist political philosophy that advocates the elimination of the state in favour of individual sovereignty in a free market...

, on the other hand, claim that the protection of individuals against aggression is a service like any other and that it can be supplied by the free market
Free market
A free market is a competitive market where prices are determined by supply and demand. However, the term is also commonly used for markets in which economic intervention and regulation by the state is limited to tax collection, and enforcement of private ownership and contracts...

 much more effectively and efficiently than by a government monopoly
Government monopoly
In economics, a government monopoly is a form of coercive monopoly in which a government agency or government corporation is the sole provider of a particular good or service and competition is prohibited by law...

. Their approach, based on proportionality in justice and damage
Damages
In law, damages is an award, typically of money, to be paid to a person as compensation for loss or injury; grammatically, it is a singular noun, not plural.- Compensatory damages :...

 compensation
Non-economic damages caps
Non-economic damages caps are controversial tort reforms to limit damages for intangible harms such as severe pain, physical and emotional distress, disfigurement, loss of the enjoyment of life that an injury has caused, including sterility, physical impairment and loss of a loved one, etc...

, argues that full restitution is compatible with both retributivism
Retributive justice
Retributive justice is a theory of justice that considers that punishment, if proportionate, is a morally acceptable response to crime, with an eye to the satisfaction and psychological benefits it can bestow to the aggrieved party, its intimates and society....

 and a utilitarian degree of deterrence in order to uphold NAP in society. They extend their argument to all public goods and services that require taxation, like security offered by dikes. Geolibertarians argue a land value tax
Land value tax
A land value tax is a levy on the unimproved value of land. It is an ad valorem tax on land that disregards the value of buildings, personal property and other improvements...

 is compatible with NAP.

Criticisms

NAP faces two kinds of criticism: the first holds that the principle is immoral, the second argues that it is impossible to apply consistently in practice; respectively, consequentialist criticisms and inconsistency criticisms.

Ethics

Some critics argue that the non-aggression principle is unethical because it opposes the initiation of force even when the results of such initiation would be better (though not necessarily for each and every individual involved) than any other course of action. Suppose, for example, that you could save a million lives by killing one innocent person. The non-aggression principle holds that you should not kill that person. However, this leads to a million deaths. While such extreme situations are unlikely, critics argue that milder forms of the same dilemma (for example, the choice between taking away part of a wealthy person's property or allowing a poor person to starve) are common.

One response to this argument by supporters is that the morality of killing one innocent person to save one million lives depends on the context. If someone threatens to kill one million lives unless an innocent person is killed, then it would be immoral to kill that person. However, if the failure to kill an innocent person would lead to millions of deaths because of a virus they carry, this person is initiating force against others, albeit without their knowledge. Furthermore, opponents of NAP must demonstrate why it is preferable for a poor person not to starve at the expense of a wealthy person's property before the argument can be evaluated. Another response to this argument would be that no one has a positive right
Negative and positive rights
Philosophers and political scientists make a distinction between negative and positive rights . According to this view, positive rights permit or oblige action, whereas negative rights permit or oblige inaction. These permissions or obligations may be of either a legal or moral character...

 to be saved. Some critics see the denial of positive rights as unethical but most libertarians argue that positive rights conflict with the right to self-ownership and self-determination of every individual and would legitimize some form of slavery
Slavery
Slavery is a system under which people are treated as property to be bought and sold, and are forced to work. Slaves can be held against their will from the time of their capture, purchase or birth, and deprived of the right to leave, to refuse to work, or to demand compensation...

.

Other critics state that NAP is unethical because it legitimizes non-physical violence, such as mental battering
Battered person syndrome
Battered person syndrome is a physical and psychological condition that is classified as ICD-9 code "Battered person syndrome" NEC. The condition is the basis for the battered woman defense that has been used in cases of physically and psychologically abused women who have killed their abusers...

, defamation, and boycotting
Boycott
A boycott is an act of voluntarily abstaining from using, buying, or dealing with a person, organization, or country as an expression of protest, usually for political reasons...

 or discrimination
Discrimination
Discrimination is the prejudicial treatment of an individual based on their membership in a certain group or category. It involves the actual behaviors towards groups such as excluding or restricting members of one group from opportunities that are available to another group. The term began to be...

. If a victim thus provoked would turn to physical violence, according to NAP, he would be labeled an aggressor. Supporters of NAP, however, state that defamation constitutes freedom of speech
Freedom of speech
Freedom of speech is the freedom to speak freely without censorship. The term freedom of expression is sometimes used synonymously, but includes any act of seeking, receiving and imparting information or ideas, regardless of the medium used...

 and the boycotting or discrimination that may follow constitutes other people's freedom to believe what they like and deal with whoever they like. Supporters also state that individuals most of the time voluntarily engage in situations that may cause mental battering. Some supporters point out that mental battering, when it cannot be avoided, comes down to unauthorized physical overload of the senses (i.e. eardrum and retina) and NAP does apply.

Many supporters consider verbal threats of imminent physical violence sufficient justification for a defensive response in a physical manner. Such threats would then constitute a limit to the freedom of speech. Property owners can also pose a limitation on the freedom of speech (i.e. the owner of a movie theater may prohibit anyone inside to call ‘fire!’ without reason, to avoid a stampede; the owner of a bank, however, cannot prevent anyone from urging the general public to a bank run
Bank run
A bank run occurs when a large number of bank customers withdraw their deposits because they believe the bank is, or might become, insolvent...

).

Libertarian writer H.L. Mencken puts an ethical limit on the freedom of speech:

Innocent persons problem

Some critics use the example of the trolley problem
Trolley problem
The trolley problem is a thought experiment in ethics, first introduced by Philippa Foot, but also extensively analysed by Judith Jarvis Thomson, Peter Unger, and Frances Kamm...

 to invalidate NAP. In case of the runaway trolley, headed for five victims tied to the track, NAP does not allow a trolley passenger to flip the switch that diverts the trolley to a different track if there is a person tied to that track. That person would have been unharmed if nothing was done, therefore by flipping the switch NAP is violated. Another example often cited by critics is human shields
Human shield
Human shield is a military and political term describing the deliberate placement of civilians in or around combat targets to deter an enemy from attacking those targets. It may also refer to the use of civilians to literally shield combatants during attacks, by forcing the civilians to march in...

.

Some supporters argue that no one initiates force if their only option for self-defense is to use force against a greater number of people as long as they were not responsible for being in the position they are in. Murray Rothbard
Murray Rothbard
Murray Newton Rothbard was an American author and economist of the Austrian School who helped define capitalist libertarianism and popularized a form of free-market anarchism he termed "anarcho-capitalism." Rothbard wrote over twenty books and is considered a centrally important figure in the...

's and Walter Block
Walter Block
Walter Edward Block is a free market economist and anarcho-capitalist associated with the Austrian School of economics.-Personal history and education:...

's formulations of NAP avoid these objections by either specifying that the NAP applies only to a civilized context (and not 'lifeboat situations') or that it applies only to legal rights (as opposed to general morality). Thus a starving man may, in consonance with general morality, break into a hunting cabin and steal food, but nevertheless he is aggressing, i.e. violating the NAP, and (by most rectification theories) should pay compensation. Critics argue that the legal rights approach might allow people who can afford to pay a sufficiently large amount of compensation to get away with murder. They point out that local law
Polycentric law
Polycentric law is a legal structure in which providers of legal systems compete or overlap in a given jurisdiction, as opposed to monopolistic statutory law according to which there is a sole provider of law for each jurisdiction. Devolution of this monopoly occurs by the principle of...

, though based on NAP, may vary from proportional compensation to capital punishment to no compensation at all.

Supporters generally argue that any harm done to innocent persons or any other collateral damage in these cases is done by whoever of whatever caused this situation to occur. In this view, if the threatened party harms the innocent persons, NAP is not violated. Furthermore, some supporters argue that actions that minimize harm are consistent with NAP.

Natural resources

Some critics point out that almost every patch of land on Earth was stolen (i.e. obtained through initiation of force) at some point in its history. The stolen land was later inherited or sold until it reached its present owners. Thus, property over land and natural resources is based on the initiation of force. Among those who make this argument, some claim that private property over natural resources is unique in being based on the initiation of force, while others hold that, by extension, private property over all goods derives from violence, because natural resources are required in the production of all goods.

Some supporters respond with the "water under the bridge" argument: that transgressions of the past cannot all be rectified, and that an act of theft which happened long ago can reasonably be ignored. Critics argue that this implies that peaceful possession of property in the present legitimizes theft and/or trespass in the past. This requires a "cutoff" point: a point in time when illegitimate property becomes legitimate property. Some critics argue that any such point is arbitrary. Some supporters respond that property can only have a legal owner as long as there are no conflicting ownership claims to that property. The “cutoff” point, therefore, is when the owners who’s property has been stolen drop their claim because property that has no ownership claims at all is free for anyone to homestead.

Environmental pollution

Critics argue it is not possible to uphold NAP when protecting the environment
Natural environment
The natural environment encompasses all living and non-living things occurring naturally on Earth or some region thereof. It is an environment that encompasses the interaction of all living species....

 as most pollution
Pollution
Pollution is the introduction of contaminants into a natural environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy, such as noise, heat or light...

 can never be traced back to the party that caused it. They therefore claim that only general broad government regulations will be able to protect the environment. Supporters, on the other hand, point out the tragedy of the commons
Tragedy of the commons
The tragedy of the commons is a dilemma arising from the situation in which multiple individuals, acting independently and rationally consulting their own self-interest, will ultimately deplete a shared limited resource, even when it is clear that it is not in anyone's long-term interest for this...

and state that free-market environmentalism
Free-market environmentalism
Free-market environmentalism is a position that argues that the free market, property rights, and tort law provide the best tools to preserve the health and sustainability of the environment...

 will be much more effective in conserving nature.

See also

  • Aggression
    Aggression
    In psychology, as well as other social and behavioral sciences, aggression refers to behavior between members of the same species that is intended to cause humiliation, pain, or harm. Ferguson and Beaver defined aggressive behavior as "Behavior which is intended to increase the social dominance of...

  • Anarcho-capitalism and minarchism
    Anarcho-capitalism and minarchism
    Anarcho-capitalism and minarchism are two distinct strains of libertarianism. Although anarcho-capitalists and minarchists agree on most political issues, they are often hostile towards each other, particularly because most adherents of both philosophies support the non-aggression principle and see...

  • Economic intervention
  • Harm principle
    Harm principle
    The harm principle holds that the actions of individuals should only be limited to prevent harm to other individuals. John Stuart Mill first articulated this principle in On Liberty, where he argued that "the only purpose for which power can be rightfully exercised over any member of a civilized...

  • Law of equal liberty
    Law of equal liberty
    The law of equal liberty , or equal liberty, is a doctrine first named, though not first conceived, by Herbert Spencer in Social Statics which says "…that every man may claim the fullest liberty to exercise his faculties compatible with the possession of like liberty to every other man." Or,...

  • Libertarian perspectives on foreign intervention
    Libertarian perspectives on foreign intervention
    Libertarian perspectives on foreign intervention started as a reaction to the Cold War mentality of military interventionism promoted by conservatives like William F. Buckley which had supplanted Old Right non-interventionism. The Vietnam War split the uneasy alliance between growing numbers of...

  • Libertarian perspectives on revolution
    Libertarian perspectives on revolution
    Libertarian perspectives on revolution include the disparate views held by various libertarians on the desirability of creating fundamental change in power or organizational structures in a relatively short time...

  • Natural law
    Natural law
    Natural law, or the law of nature , is any system of law which is purportedly determined by nature, and thus universal. Classically, natural law refers to the use of reason to analyze human nature and deduce binding rules of moral behavior. Natural law is contrasted with the positive law Natural...

  • Nonviolence
    Nonviolence
    Nonviolence has two meanings. It can refer, first, to a general philosophy of abstention from violence because of moral or religious principle It can refer to the behaviour of people using nonviolent action Nonviolence has two (closely related) meanings. (1) It can refer, first, to a general...

  • Pacifism
    Pacifism
    Pacifism is the opposition to war and violence. The term "pacifism" was coined by the French peace campaignerÉmile Arnaud and adopted by other peace activists at the tenth Universal Peace Congress inGlasgow in 1901.- Definition :...

  • Paternalism
    Paternalism
    Paternalism refers to attitudes or states of affairs that exemplify a traditional relationship between father and child. Two conditions of paternalism are usually identified: interference with liberty and a beneficent intention towards those whose liberty is interfered with...

  • Public-order crime
  • Self-ownership
    Self-ownership
    Self-ownership is the concept of property in one's own person, expressed as the moral or natural right of a person to be the exclusive controller of his own body and life. According to G...

  • Taxation as theft
    Taxation as theft
    The identification of taxation as theft is viewpoint held by anarchists and some non-anarchist libertarians. It states that government is transgressing property rights by enforcing compulsory tax collection.-See also:*Anarchism*Libertarianism*Objectivism...

  • Victimless crime

External links

  • The Ethics of Liberty e-book by Murray Rothbard
    Murray Rothbard
    Murray Newton Rothbard was an American author and economist of the Austrian School who helped define capitalist libertarianism and popularized a form of free-market anarchism he termed "anarcho-capitalism." Rothbard wrote over twenty books and is considered a centrally important figure in the...

    , Mises.org
  • A Theory of Socialism and Capitalism e-book by Hans-Hermann Hoppe
    Hans-Hermann Hoppe
    Hans-Hermann Hoppe is an Austrian School economist of the anarcho-capitalist tradition, and a Professor Emeritus of economics at the University of Nevada, Las Vegas.-Academic career:...

    , Mises.org
  • The Non-Aggression Axiom of Libertarianism by Walter Block
    Walter Block
    Walter Edward Block is a free market economist and anarcho-capitalist associated with the Austrian School of economics.-Personal history and education:...

    , LewRockwell.com
  • Against Utilitarianism; or, Why Not Violate Rights if it'd Do Good by Tibor Machan, Mises.org
  • Economics and Its Ethical Assumptions by Roderick Long
    Roderick Long
    Roderick Tracy Long is a professor of philosophy at Auburn University and libertarian anarchist blogger. He also serves as a senior scholar for the Ludwig von Mises Institute, an editor of the Journal of Ayn Rand Studies, director and president of the Molinari Institute, and an advisory panel...

    , Mises.org
  • New Rationalist Directions in Libertarian Rights Theory by N. Stephan Kinsella, Mises.org
  • The Philosophy of Liberty, an animated production, derives a libertarian
    Libertarianism
    Libertarianism, in the strictest sense, is the political philosophy that holds individual liberty as the basic moral principle of society. In the broadest sense, it is any political philosophy which approximates this view...

     philosophy from the principle of self-ownership
    Self-ownership
    Self-ownership is the concept of property in one's own person, expressed as the moral or natural right of a person to be the exclusive controller of his own body and life. According to G...

    . Central to this is the non-aggression principle.
  • Antiwar.com is a website devoted to opposing aggressive war, imperialism, and assaults on freedom associated with both. The editors describe their political view as libertarian.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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