Question: Which country Anna Maria Calhoun Clemson's husband is from?
Sentence (from "Anna Maria Calhoun Clemson"): Anna Maria Calhoun Clemson (February 13, 1817 September 22, 1875) was the daughter of John C. Calhoun and Floride Calhoun, and the wife of Thomas Green Clemson, the founder of Clemson University.
Relevant evidence: Yes