its when all the countries come together as one
National identity is when a nation is represented by prominent language, culture, and traditions. It is the sense of the nation as a whole.
A nationallity is a race. Like black people, white people Asian people, Mexican people, etc.
canadian
Croatian
Err... Japanese?
Canadian
Canadian
Australian
Spanish
Her parents are Cuban.
An American from Texas
JLS are all English.
American
She is Chinese