Why is the border between Ireland and British-ruled Northern Ireland becoming such a contentious issue in the Brexit divorce talks?
Senior British ministers have agreed to offer more money to Brussels as part of Brexit negotiations, but only as part of a final deal on leaving the EU, sources say.
European Union leaders warn British Prime Minister Theresa May the "clock is ticking" to make Brexit concessions
How much should Britain pay to settle its exit bill? EU hands Britain two-week deadline to make concessions on divorce deal if it wants to unlock trade talks.