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"Even in, let's say, a totally disastrous scenario where all the negotiations fail and I don't believe this will happen, we have (a clause saying) that these commitments must be upheld in all circumstances, irrespective of the nature of any future agreement," Leo Varadkar told national broadcaster RTE.
"But what phase one was always about was narrowing the parameters, and we are now funnelling and directing things into a situation where I believe the United Kingdom including Northern Ireland will remain in alignment with the EU on lots of regulations."