Nation, the other name of a country. This is a Latin word. A community within a certain territory organizes a nation. Therefore, there must be a place where a community enjoy a whole sovereignty makes a nation. Sovereignty is the right of the sky( air ), water, and land of that territory. We know that all nations have their particular name from old days. For example, Greek, Spain, Mongol, India ,china, etc. Therefore, we came to know that a nation is a country. West phalian system is a system by which a country recognize each other.https://www.britannica.com/topic/United-Nations
In 17th century European countries ware under religion head.. Thought of sovereign balance dismissed at the Peace of Westphalia. The Peace of Westphalia included an arrangements that limited the power of the conditions of Europe. The Westphalian legend which interfaces the development of the Westphalian and model to the Peace of Westphalia . The legendary linkage between the Peace of Westphalia and the rise of an arrangement of sovereign states. There is a progressive inventive and exact way of political structures inside universal relations. It regularly stray from the Westphalian model. It is from the seventeenth century and right up till the present time.
U Nations secretary general.
As per international law a country is a person. It has to fulfill some criteria.
1. It must have a Empire or government. 2. A definite geographical area, 3.Its currency for trade. 4. Known to other countries. 5 Its defense .The set up of UNO brings a common charter. As per charter some criteria the following points countries will comply the points. 1. to maintain a fundamental right of human.2. to save the succeeding generation from scourge. 3. To maintain a international law. 4. to enhance the life standard of every body. 5. Freedom for every one. 6. freedom and security for every nation. 7. To develop friendly relation among every country.
Different offices of UNO.
UNESCO :- UNESCO (United Nations, Educational, Scientific and Cultural Organization) headquarter is located in in Paris, France. There are 194+1(Palestine) countries are the member of UNESCO.
UN’s court of justice is in Hague in nether land. It is working prior to formation of UN.
Nation by population.
Every country has definite number of population. The government of the country counts its countrymen. we know this is as census. In our country in every 10 years central government record this. Population is the main factor for that country . Most of the countries economy depends on the population of the country. Therefore, every country has to control over its population.
Every man in the world belongs to a nation . A grown up man is known as citizen of that country. Above 60 years of age a man known as senior citizen.
To run the law and order smoothly a constitution is necessary for a country. That may written or Implied. For Example, India has a written constitution where as constitution of England is Implied. therefore constitution may be implied or written.
Creation of nation depends on the different purpose basis. For example, formation of Pakistan is on religion basis where as Bangladesh formed on language basis. Therefore there is a particular basis required to form a country. Every country has a flag of its own. Flags are rectangle in shape. Only nepal has a National flag of two triangle shaped. Therefore, we get a Every country should have its national flag.
Two nation theory .
In between 1947 and 1971 there was theory of two nations. The creation of the nation on the basis of religion but their geographical area was separate. That is Pakistan and Bangladesh . Before 1971 we knew Bangladesh as East Pakistan. Therefore West Pakistan became only Pakistan. China and Taiwan is an another case. Taiwan is an independent country. It government fulfill all criteria that any country should have.