The PM’s letter raises alarm bells for those who value the integrity of our precious union & for those who want a proper Brexit for the whole UK. From her letter, it appears the PM is wedded to the idea of a border down the Irish Sea with NI in the EU SM regulatory regime. https://t.co/qN6c41zx7U

— Arlene Foster DBE PC #ProudofNI. (@ArleneFosterUK) November 9, 2018