I would so like to argue you down on your version of the partition, but those people are dead and irrelevant to this discussion.
We have to start from where we are.

American people who know their history would not make the mistake of the Civil War again.
But you approve anyway.
You now say you would not use force to make NI accept Dublin rule, but how else would you.
Many predict a new armed struggle.

This is all hyporthetical because, as has been said, no one except mainland Britain would vote for a united Ireland.
The argument is sterile and pointless, but the principle is important.
I say the people of NI should choose for themselves in the full knowledge of their history.
No one else has the right to deny them that, and impose outsiders' demands and an alien regime on them against their will.
Not Britain and not the Republic.