British Prime Minister Boris Johnson sent an unsigned letter to the European Union on Saturday requesting a Brexit delay and a separate note saying that he did not want an extension, a British government source said.

The prime minister has requested a further extension to the Article 50 negotiating period to 31 January 2020. / Boris Johnson has written to the EU requesting a three-month delay to Brexit - despite telling them he doesn't want one and vowing to press on with taking the UK out of the bloc on 31 October.

Boris Johnson has sent a request to the EU for a delay to Brexit - but without his signature.

Donald Tusk confirms letter has arrived – though reports suggest it was unsigned photocopy with a conflicting view in a second letter.

UK citizens fear ‘consequences’ of British government’s announcements after Brexit.

We are economists who care about Britain and its future. We feel compelled to speak out on the risks of Leaving and opportunities from Remaining in the EU. / 12 Nobel Laureates and over 175 UK based economists have signed this statement.

'Get Ready For Brexit' ads "misleading" and "nothing more than a Conservative Party case", MPs claim in letter to top civil servant.

PM’s reported plan to persuade EU to reject request for article 50 extension would be illegal, says ex-supreme court judge.

Work and pensions secretary also leaves parliamentary Conservative party and sends excoriating letter to No 10

“assault on decency and democracy” / “political vandalism”

Big names KFC, Pret, Lidl, Co-Op, M&S, Waitrose, Sainsbury's, Asda and McDonald's have signed a damning letter warning food supplies could run short - read it in full.

Open letter from group representing 4m western firms outlines ‘grave concerns’.

Parliamentarians must not allow the government to 'avoid scrutiny at this time of national crisis', MPs say. / More than 50 cross-party MPs have vowed to sit in an alternative House of Commons if Boris Johnson suspends parliament ahead of the Brexit deadline.

Health leaders have written to Boris Johnson issuing new warnings on the impact of a no-deal Brexit.

In the run up to Brexit, we’ve written to the Prime Minister, along with 16 other health organisations, calling for healthcare to be at the heart of EU exit negotiations.

Senate Democratic Leader Chuck Schumer today sent a letter to U.S. Secretary of State Mike Pompeo warning that he will strongly oppose any U.S.-U.K. Trade deal that undermines the Good Friday Agreement. In the letter, Leader Schumer also tells the Trump administration to stop over-promising an unconditional and unrealistic post-Brexit trade agreement with the United Kingdom.

Former chancellor leads group of 20 Tories voicing concerns. / Philip Hammond has told Boris Johnson that leaving the EU without a deal would be a betrayal of the referendum result, as the former chancellor led a group of 20 Conservatives making clear their opposition to crashing out on 31 October.

Scottish and Welsh governments seek answers about programme’s future from UK education secretary. / The Scottish and Welsh governments have written to the UK education secretary to raise concerns about the future of the European student exchange programme after Brexit.

No 10 frontrunner wrote ‘pro-European letter’ to Tory peer’s widow a year before campaigning for leave.

'It seems to us that the same question is facing every industry and every person in the UK: what will you choose to lose?' / Some of the UK’s most respected writers have signed a letter in The Guardian urging voters taking part in the European elections to support the EU.

Jeremy Corbyn has been warned that his refusal to commit to a fresh Brexit referendum is causing Labour members to abandon to party in their droves, as its ruling body prepares to meet to decide the party's manifesto for next month's European Parliament elections.

"Given the risks posed by a no-deal Brexit for people and businesses on both sides of the English Channel, I trust that we will continue to do our utmost to avoid this scenario. Therefore I propose that we consider Prime Minister May's request for an extension at our meeting tomorrow."

Britain's highest-ranking civil servant has issued a doomsday analysis of how the country would be affected by a No Deal Brexit, as MPs yet again failed to break the deadlock last night.

Extension would have to stop well before upcoming EU elections, or continue long after, document suggests.