Letters patent issued on Mon 23rd Dec 1799
To Richard Wellesley
A peerage of the Kingdom of Ireland , during the reign of George III
Previously known as Earl of Mornington in the Peerage of the Kingdom of Ireland.
Ordinality on date:
Previous of title: true
- Marquess of Wellesley
List, p. 52f; dated 2 (sic) Dec. 1799 in CP, ix, 237