Question: Which country Frederick Nassau De Zuylestein's father is from?
Sentence (from "William Nassau de Zuylestein, 2nd Earl of Rochford"): On 12 April, he received a commission as the colonel of a new regiment of foot, part of the Irish army, and on 1 February 1707, he was appointed colonel of the 3rd Regiment of Dragoons( succeeding the late Lord Cutts), which embarked for Spain in 1708.
Relevant evidence: No