Question: What nationality is Duchess Therese Of Mecklenburg-Strelitz's husband?
Sentence (from "Karl Alexander, 5th Prince of Thurn and Taxis"): Karl Alexander, 5th Prince of Thurn and Taxis, full German name: "Karl Alexander Fürst von Thurn und Taxis" (22 February 1770 – 15 July 1827) was the fifth Prince of Thurn and Taxis, head of the Thurn-und-Taxis-Post, and Head of the Princely House of Thurn and Taxis from 13 November 1805 until his death on 15 July 1827.
Relevant evidence: Yes