<span style="color: #222222;">Face-to-face negotiations between the United Kingdom (UK) and the European Union (EU) over a trade deal have restarted in London in a last-ditch attempt to find agreement with just five weeks to go before their current relationship ends.</span><br />'' <br />'' <span style="color: #222222;">EU negotiator Michel Barnier and the UK's chief negotiator David Frost are working to secure a deal before the UK's transition period with the EU ends on December 31.</span><br />'' <br />'' <span style="color: #222222;">It is the first time they have met face-to-face since Barnier went into self-isolation after a member of his team caught the novel coronavirus.</span><br />'' <br />'' <span style="color: #222222;">Both sides are calling for the other to compromise on the three main issues of contention – fishing, state aid and how to resolve any future disputes.</span><br />'' <br />'' <span style="color: #222222;">The UK left the bloc on January 31 this year and a "no-deal" final exit would snarl borders, spook financial markets and disrupt delicate supply chains that stretch across Europe and beyond.</span><br />'' <br />'' <span style="color: #222222;">A no-deal scenario is widely expected to cause economic chaos, with customs checks required at the borders.</span><br />'' <br />'' <span style="color: #222222;">The concern is particularly acute on the border between EU member Ireland and the British province of Northern Ireland, where the sudden imposition of a hard border threatens the delicate peace secured by 1999's Good Friday Agreement.</span><br />'' <br />'' <span style="color: #222222;">British Prime Minister Boris Johnson spoke to Irish Prime Minister Micheal Martin on Friday evening, underlining his commitment to reaching a deal that respects the sovereignty of the UK, according to a statement. </span><br />'' <br />'' <span style="color: #222222;">A failure to reach an agreement would see the UK and the EU trading on World Trade Organization terms, with tariffs immediately imposed on goods travelling to and from the continent.</span><br />''