John Robethon served as secretary to William III and to a  man that was King of Ireland begining in what year?
John Robethon:  He served as secretary to William III and to George I of Great Britain. George I of Great Britain: George I (George Louis; German: "Georg Ludwig" ; 28 May 1660 – 11 June 1727) was King of Great Britain and Ireland from 1 August 1714 until his death, and ruler of the Duchy and Electorate of Brunswick-Lüneburg (Hanover) in the Holy Roman Empire from 1698.
1714