The primary legal issue associated with political street art is freedom of speech, as it involves the expression of political views in a public space.

In the United States, the First Amendment to the Constitution protects freedom of speech, including the right to express political views in public spaces.

Vandalism is the legal term for the unauthorized marking or defacing of property, including public spaces and buildings.

Time, place, manner restriction is the legal principle that allows governments to restrict speech in certain limited circumstances, such as regulating the time, place, or manner of speech to protect public safety or order.

The political speech doctrine is the legal doctrine that protects speech that is critical of the government, recognizing the importance of free and open debate in a democracy.

Strict scrutiny is the legal standard that courts use to determine if a government restriction on speech is constitutional. It requires the government to demonstrate a compelling interest and that the restriction is narrowly tailored to achieve that interest.

A ban on obscenity is an example of a government restriction on speech that has been upheld under strict scrutiny. The Supreme Court has held that obscenity is not protected by the First Amendment and that governments may restrict it to protect public morals.

A ban on flag burning is an example of a government restriction on speech that has been struck down under strict scrutiny. The Supreme Court has held that flag burning is a form of symbolic speech protected by the First Amendment and that the government may not restrict it.

The Brandenburg test is the legal doctrine that allows governments to prohibit speech that is likely to incite imminent lawless action. It requires the government to demonstrate that the speech is likely to cause imminent lawless action and that the government has a compelling interest in preventing such action.

Incitement to violence is an example of speech that is likely to incite imminent lawless action and may be prohibited by the government. The Supreme Court has held that speech that is likely to cause imminent lawless action is not protected by the First Amendment.

Libel and slander are legal doctrines that allow governments to prohibit speech that is defamatory. Libel is the publication of false and defamatory statements that harm a person's reputation, while slander is the oral publication of such statements.

Obscenity is a legal doctrine that allows governments to prohibit speech that is obscene. Obscenity is defined as material that is patently offensive, lacks serious literary, artistic, political, or scientific value, and appeals to the prurient interest.

Child pornography is a legal doctrine that allows governments to prohibit speech that is child pornography. Child pornography is defined as any visual depiction of a minor engaged in sexually explicit conduct.

True threats are legal doctrines that allow governments to prohibit speech that is a threat. A true threat is a statement that is intended to cause fear of imminent serious bodily harm or death.

Fighting words are legal doctrines that allow governments to prohibit speech that is a fighting word. A fighting word is a statement that is likely to cause an immediate violent reaction.