Right of asylum is an ancient juridical notion, under which a person persecuted

Persecution

Persecution is the systematic mistreatment of an individual or group by another group. The most common forms are religious persecution, ethnic persecution, and political persecution, though there is naturally some overlap between these terms. The inflicting of suffering, harassment, isolation,...

 for political opinions or religious beliefs in his or her own country may be protected by another sovereign authority

Sovereignty

Sovereignty is the quality of having supreme, independent authority over a geographic area, such as a territory. It can be found in a power to rule and make law that rests on a political fact for which no purely legal explanation can be provided...

, a foreign country, or church sanctuaries

Sanctuary

A sanctuary is any place of safety. They may be categorized into human and non-human .- Religious sanctuary :A religious sanctuary can be a sacred place , or a consecrated area of a church or temple around its tabernacle or altar.- Sanctuary as a sacred place :#Sanctuary as a sacred place:#:In...

 (as in medieval times). This right has its roots in a longstanding Western

Western world

The Western world, also known as the West and the Occident , is a term referring to the countries of Western Europe , the countries of the Americas, as well all countries of Northern and Central Europe, Australia and New Zealand...

 tradition

Tradition

A tradition is a ritual, belief or object passed down within a society, still maintained in the present, with origins in the past. Common examples include holidays or impractical but socially meaningful clothes , but the idea has also been applied to social norms such as greetings...

—although it was already recognized by the Egyptians

Egyptians

Egyptians are nation an ethnic group made up of Mediterranean North Africans, the indigenous people of Egypt.Egyptian identity is closely tied to geography. The population of Egypt is concentrated in the lower Nile Valley, the small strip of cultivable land stretching from the First Cataract to...

, the Greeks

Greeks

The Greeks, also known as the Hellenes , are a nation and ethnic group native to Greece, Cyprus and neighboring regions. They also form a significant diaspora, with Greek communities established around the world....

 and the Hebrews

Hebrews

Hebrews is an ethnonym used in the Hebrew Bible...

—Descartes went to the Netherlands

Netherlands

The Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...

, Voltaire

Voltaire

François-Marie Arouet , better known by the pen name Voltaire , was a French Enlightenment writer, historian and philosopher famous for his wit and for his advocacy of civil liberties, including freedom of religion, free trade and separation of church and state...

 to England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

, Hobbes to France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 (followed by many English nobles during the English Civil War

English Civil War

The English Civil War was a series of armed conflicts and political machinations between Parliamentarians and Royalists...

), etc.; each state offered protection to foreign persecuted persons.

Political asylum is similar, but not identical, to modern refugee law

Refugee law

Refugee law is the branch of international law which deals with the rights and protection of refugees. It is related to, but distinct from, international human rights law and international humanitarian law, which deal respectively with human rights in general, and the conduct of war in...

, which deals with massive influx of population

Population

A population is all the organisms that both belong to the same group or species and live in the same geographical area. The area that is used to define a sexual population is such that inter-breeding is possible between any pair within the area and more probable than cross-breeding with individuals...

, while the right

Right

Rights are legal, social, or ethical principles of freedom or entitlement; that is, rights are the fundamental normative rules about what is allowed of people or owed to people, according to some legal system, social convention, or ethical theory...

 of asylum concerns individuals and is usually delivered in a case-to-case basis.