Question: What was the first registered name of the man who proposed the hypothetical relationship between Ireland and the British Commonwealth?
Sentence (from "External association"): External association was a hypothetical relationship between Ireland and the British Commonwealth proposed by Éamon de Valera in 1921–22, whereby Ireland would be a sovereign state associated with, but not a member of, the Commonwealth; the British monarch would be head of the association, but not head of state of Ireland.
Relevant evidence: Yes