This is a very informative debate with many facts being presented.
One point I think that is overlooked is the religious war between the "Proddies" and the "Papists", an ongoing war since Henry VIII.
There will apparently be defenders and deniers of oppression whether emanating in England, US or Israel, offering rationalizations for the abuse of human rights based on some spurious and prejudiced propaganda fostering nationalist views.
These views are tantamount to Holocaust deniers hiding behind some warped idea of history.
It's the same as the whining of Creationists about not having "equal time" with scientific discoveries.
I think it's rational to accept that the Irish famine happened because England wanted it to happen and did nothing to alleviate it. The real cause of the Irish famine was oppression.