Brexit and the Irish border
The European Union performed an embarrassing U-turn after widespread condemnation of its move to control vaccines.
US President-elect had previously said the Good Friday Agreement must not "become a casualty of Brexit".
Senator Chris Coons also says the president-elect also has “significant concerns” over Brexit’s impact on the Irish border.
Performing a 'backstop-ectomy' or spreading blame for a looming no-deal Brexit?
Not only is his rhetoric louder and more bullish, Johnson's apparent willingness to pay heavily for the sake of national pride is more brazen than ever, Dr Katy Hayward writes.
Tory leadership contender claims he can secure time limit to backstop.
Will the PM now stand down as planned?
MPs are due to vote on Theresa May's deal again early this week.