So, as soon as three years. Provided the Good Friday Agreement holds, which is in doubt at present, given the EUs obstinacy over Brexit, and similar obstinacy keeping Stormont empty.
You also need to factor in immigration. Migrants don't have the entrenched sectarian loyalties that Ulster natives do. They came to live in the United Kingdom, and may well see their interests best served remaining there.
Not that it matters to me. I think I've already stated, we'd be well rid of Northern Ireland so long as we get out of the EU. I just hate the IRA and want to see them all suspended from their genitalia and beaten.
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Fist is a four letter word. So is fist, fist, fist, fist, fist, fist fist, fist, fist, fist, fist, and, well you get the fist-fucking picture....
THE WESTCOUNTRY SHALL RISE AGAIN!
Yay! It's pink!
Don't think.... FEEL!
We're Englishmen, and we came here, to rape your women and drink your beer.
I went back in time and voted for Hitler.
Pouring oil on troubled waters since 2008. Then lighting a fucking match.