Nationalities
Nationality is the legal, political and emotional bond between a person and a State. The regulation of nationality is a matter for the domestic legislation of each State, therefore, the conditions of its acquisition, exercise and loss are determined in the legal system of each State.
EXAMPLE:
I am from Bogotá
I am from Colombia
I am Colombian
The nationalities come from every country that exists in the world this implies or that is why you need to know the countries of the world, here a video: