european union president donald tusk has warned britain that it has two weeks to make “much more progress” on brexit negotiations in order to begin talks by the end of the year about a future trade deal after the uk’s planned withdraw from the bloc.tusk announced the deadline on friday after talks with uk prime minister theresa may on the sidelines of an eu summit in sweden that was meant to focus on reforms for the bloc’s post-brexit survival.the eu chief’s warning reflects brussels’ growing impatience with london over its exit bill, eu citizens’ rights and the irish border. the eu has for months demanded that britain make “sufficient progress” on these issues.“we need to see much more progress on ireland and on the financial settlement,” tusk, a former polish prime minister, said at a press conference after the eu summit in the swedish port city of gothenburg.“i made it very clear to prime minister may that this progress needs to happen at the beginning of december at the latest” to allow time to prepare official guidelines for a summit in brussels on december 14 when leaders will discuss brexit.the next eu summits are in february, march and june, which would leave little time for trade talks before britain leaves the bloc in march 2019, though in theory tusk can summon leaders for a special brexit meeting at any time.the eu chief was sarcastic when asked about comments by britain’s brexit minister david davis that london had already made comprom...