Nationalities - Where are you from? in Spanish | I am from...

How to ask the nationality ?

To ask the country which the person belongs to, we use the question - ¿De dónde eres tu?
To tell from where are you or basically to answer the question, we use the statement - Yo soy de (country name)

The picture below is recommended to see and read to get a better understanding with some country name in spanish.

The photo given contains the names of some countries in spanish.