Regarding the first, to quote Mr Gladstone "There has been a period when grievances have been redressed under compulsion, as in 1829, when Catholic Emancipation was granted to avoid civil war. "Which is why one of the things that would be needed, would be to prevent that. Ideally, somehow have Elizabeth cotton onto the idea of "freedom of religion, provided loyalty to the Crown" and move from there.
Also a more concentrated effort to convert the average Irish away from Catholicism, would help. A bible translated into Irish as opposed to using only ones in English would be a very good start.
Regarding the second, Bedell's translation of the Bible into Irish was done in 1640 and published in 1685.