t43562, the Irish Republic did not leave the United Kingdom of Great Britain and Northern Ireland by definition, let alone "Ireland"!
friartuck, the preceding posts of this thread have been about Unions and their armies, in particular the EU and the UK, and not about the Commonwealth. How that applies you are no doubt about to tell us.
t43562:-
If you want to include the empire a lot of countries left actually and some not so peacefully. But the result of all that blood and trouble is apparently good and should not change. But anything bigger (anything that English people are not in charge of?) would be bad.
?