Mewn cyfarfod gyda Theresa May yn Stryd Downing ym mis Rhagfyr, fe wnaeth Mark Drakeford ddatgan ei wrthwynebiad clir i’r posibilrwydd o ddiffyg cytundeb ar Brexit, gan ddweud y byddai’n cael effaith ysgytwol ar Gymru.
In December, Mark Drakeford made clear his opposition to the prospect of a no-deal Brexit when he met Theresa May at Downing Street, claiming it would have ‘seismic repercussions’ for Wales.