Were you not born in this country and had to take the citizenship test, would you pass? Remember that citizenship is a concept that defines one’s relationship to the state. There are essentially three types of citizenship–jus sanguinis, jus soli, and naturalization. Craig Ferguson is now a naturalized US citizen. On what basis did you receive your US citizenship? Were you born on U.S. soil? Were you born outside of the United States, but (at least) one of your parents was a US citizen at the time?