A policy designed to lower import barriers to encourage trade across nations is referred to as free trade.
When a nation has its own state or country, it is called a nation-state. Countries such as France, Egypt, Germany, and Japan are excellent examples of nation-states. In some states like Canada and Belgium he has two countries.
A country is a territory where all the people are governed by the same government. The word "nation" can also refer to a group of people who share a common history, traditions, culture, and often language. Even if the group doesn't have its own country.
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