[RegulatorCountry]

1947, actually. Prior to this there were no Canadian citizens, we were all British Subjects. IIRC In 1977 the law was changed so that we are no longer British Subjects.

Another Presidential aspirant who is a natural-born British subject? What are the odds?

[Theoria]

Cruz. Canadian, Cuban, and Commonwealth Subject? Correct?

We do live in interesting times.

Obama questionable citizenship.

McCain, born outside the US.

Romney, father was born in Mexico.

Rubio, born in the US, parents from Cuba.

Jindal, born in the US, parents from India.