Events January 7 January – A 10-year plan for NHS England is unveiled. As a result of Barnett consequentials, a proportionate share of extra funding will be transferred to the Scottish Parliament, Welsh Assembly and Northern Ireland Executive. 8 January – MPs back an amendment to the Finance Bill, by 303 to 296 votes, to limit the Treasury's powers in a no-deal Brexit scenario. 9 January – MPs back Dominic Grieve's amendment to the EU withdrawal agreement, by 308 to 297 votes, compelling the government to return to Parliament within three days if the deal is voted down the following week. 14 January – Conservative Party whip Gareth Johnson resigns, saying he cannot support the government in the forthcoming vote on Theresa May's Brexit withdrawal agreement. 15 January – The House of Commons rejects Theresa May's deal on the UK's withdrawal from the European Union by 432 votes to 202. The 230 vote margin is the largest defeat for a government motion in 100 years. 16 January – Theresa May's government survives a no confidence vote by 325 to 306. 17 January – Prince Philip the then Duke of Edinburgh crashes his car near Sandringham. It goes upside down. The Prince and another person are injured.
February 13 February – At the Warsaw Summit, Jeremy Hunt seeks international support for a cease-fire in Yemen.Warsaw, UK builds support for Yemen ceasefire. British foreign secretary puts focus on Yemen, as US officials visit military bases ahead of Middle East conference. By DAVID M. HERSZENHORN 2/13/19, politico.eu.
March 1 March – The UK Government announces it has paid out £33,000,000 to settle a dispute with Eurotunnel over the awarding of ferry contracts, which was led by Transport Secretary Chris Grayling, to cope with a no-deal Brexit. 12 March – The House of Commons rejects Theresa May's deal on the UK's withdrawal from the European Union for a second time, by 391 votes to 242. 13 March – MPs vote by 321 votes to 278 to accept an amended government motion to reject the UK leaving the European Union without a deal. 14 March – MPs vote by 412 to 202 in favour of requesting that the UK's withdrawal from the European Union be delayed beyond 29 March. 18 March – The Speaker, John Bercow, quoting a parliamentary rule dating back to 1604, declares that a third "meaningful vote" on the Brexit deal cannot proceed unless it contains substantial changes. Ministers warn of a "constitutional crisis", with just eleven days until the UK is due to leave the EU. 20 March – Prime Minister Theresa May writes a letter to EU Council President Donald Tusk, requesting a three-month extension to Article 50. 21 March – The EU agrees to delay Brexit until 22 May 2019, if MPs approve a withdrawal deal; or to 12 April if they do not. 25 March – MPs defeat the government by 329 to 302 as they vote in favour of an amendment by Oliver Letwin, giving Parliament the option to hold a series of "indicative votes" on Brexit. 26 March – The European Parliament votes by 348 to 278 in favour of the controversial Article 13 of the European Union Directive on Copyright in the Digital Single Market, which expands legal liability for websites. 27 March – MPs back the statutory instrument changing the Brexit date in the EU Withdrawal Act by 441 votes to 105, a majority of 336. None of MPs' eight proposed options (indicative votes) for Brexit gains a majority following a House of Commons vote. 29 March The recently formed Independent Group applies to become a political party with the name "Change UK – The Independent Group" and names Heidi Allen as interim leader. MPs reject Theresa May's EU withdrawal agreement for a third time, by 344 votes to 286. A motion of no confidence against pro-EU Conservative MP Dominic Grieve is carried by his local party, 182 votes to 131.
April 1 April London Liverpool Street, London King's Cross and Edinburgh Waverley become the last of Network Rail's stations to abolish charges to their public toilets. For the second time, none of four proposed options (indicative votes) for Brexit gain a majority following a House of Commons vote. A customs union with the EU, a "Common Market 2.0", a second referendum and a vote on whether to revoke Article 50 all fail to win clear backing from MPs. Immediately following the indicative votes on Brexit, MP Nick Boles quits the Conservative party, with a speech criticising his former colleagues for refusing to compromise on the options. 2 April – In a statement following a Cabinet meeting, Prime Minister Theresa May announces her intention to extend Article 50 again and work with Opposition Leader Jeremy Corbyn on a plan, but keep the withdrawal agreement as part of her deal. 3 April – A bill by Labour MP Yvette Cooper to force the Prime Minister to ask the EU for an extension to Article 50, in order to avoid a no-deal Brexit, passes the House of Commons by 313 votes to 312. 5 April – Theresa May writes to the EU requesting a Brexit extension until 30 June 2019. EU ministers respond by saying the letter is too vague to justify an extension being offered. 10 April – The UK and the EU agree an Article 50 extension to 31 October 2019. No reopening of the withdrawal agreement negotiations is allowed and the UK "must hold the elections to the European Parliament" on 23 May, or it will be forced to leave on 1 June 2019. 12 April – Former UKIP leader Nigel Farage launches the Brexit Party. 22 April – Leaders from 70 local Conservative Associations sign a petition calling for a vote of no confidence in Theresa May. The non-binding vote, to be determined by 800 of the party's senior officials, would be the first time such an instance has occurred. 24 April – The Conservative Party's 1922 Committee votes against changing the party's rules regarding leadership challenges, but asks for clarity on when Prime Minister Theresa May will step down from office. 26 April – Prime Minister Theresa May and Irish Taoiseach Leo Varadkar issue a joint statement setting out a new process of talks designed to restore devolution to Northern Ireland, to begin on 7 May.
May 1 May – Peterborough Member of Parliament Fiona Onasanya becomes the first MP to be removed by a recall petition after 19,261 of her constituents voted for her to be removed from office. Onasanya's recall petition had been automatically triggered as a result of her conviction for perverting the course of justice, an offence for which she was imprisoned in January. Defence Secretary Gavin Williamson is sacked, after a leak from a National Security Council meeting, in which plans by Chinese firm Huawei to contribute to the UK's 5G network were discussed. He is replaced by Penny Mordaunt. 2 May – 2019 United Kingdom local elections: The Lib Dems, Greens and independents make gains in the local elections at the expense of the Conservatives, while Labour and UKIP also suffer losses. 16 May Boris Johnson confirms that he will run for the Conservative Party leadership after Theresa May stands down. Brexit talks between Labour and the Conservatives end without agreement, following six weeks of cross-party debate, with Jeremy Corbyn saying negotiations have "gone as far as they can." The Ministry of Justice announces plans to introduce "Helen's Law", which would require a person convicted of murder without the presence of a body to reveal the location of their victim's remains before being considered for parole. 22 May – Andrea Leadsom resigns as Leader of the House of Commons, saying she no longer believes the government's approach will deliver Brexit. She is replaced the following day by Mel Stride. 23 May – Elections to the European Parliament are held. 24 May – Prime Minister Theresa May announces her resignation as Conservative Party leader, effective 7 June. 28 May Alastair Campbell, the former communications chief to Tony Blair, is expelled from the Labour Party, after publicly stating that he voted for the Liberal Democrats during the European Parliamentary elections. The Speaker, John Bercow announces that he plans to possibly stay on as Speaker of the House until 2022, saying it is not "sensible to vacate the chair" while there are major issues before parliament.
June 3 June – U.S. President Donald Trump begins a three-day state visit to the UK. 4 June – Six Change UK MPs – Luciana Berger, Gavin Shuker, Angela Smith, Chuka Umunna, Sarah Wollaston and interim party leader Heidi Allen – announce their resignation from the party. The remaining five MPs, remain in the party, with Brexit and Justice spokeswoman Anna Soubry becoming leader. 6 June – Peterborough by election: Labour retains the seat, with the Brexit Party finishing in second place and the Conservatives in third. The by-election was held because of the previous Labour MP having been removed as the result of a recall petition. 7 June – Prime Minister Theresa May resigns as Leader of the Conservative Party, paving the way for a leadership contest. 12 June Theresa May announces a new legally binding target to reach net zero greenhouse gas emissions by 2050, making the United Kingdom the first major industrialised nation to propose this goal. In a vote of 309–298, MPs reject a plan by Labour to take control of Parliament's timetable, which would have enabled the tabling of legislation to prevent a no-deal Brexit on 31 October. 13 June – Former Labour MP, then-Change UK MP, then Independent MP, Chuka Umunna, defects to the Liberal Democrats. 21 June Conservative Party MP Chris Davies loses his seat after a recall petition in response to his conviction for submitting false expenses claims. This forces a by-election in Brecon and Radnorshire. Conservative Party MP Mark Field is suspended as a Minister, after video footage shows him grabbing and pushing a female activist who interrupted Chancellor of the Exchequer Philip Hammond's Mansion House Speech.
July 5 July – Secretary of State for Justice David Gauke confirms that "Helen's Law" will be adopted in England and Wales. 7 July – The Trump administration is labelled "inept", "insecure" and "incompetent" in leaked emails from the British Ambassador to the United States, Sir Kim Darroch. 9 July – MPs vote by 294 to 293 in favour of a bid to require ministers to give fortnightly updates on the situation in Northern Ireland. The plan, drawn up by Dominic Grieve, is designed to make it harder for the next prime minister to suspend Parliament and cause a no-deal Brexit. 10 July – Sir Kim Darroch resigns as UK ambassador to the US, amid the ongoing row over leaked emails critical of the Trump administration. 18 July – MPs vote again in favour of amendments to stop the next prime minister proroguing Parliament in the autumn to facilitate a no-deal Brexit. 22 July Conservative MP for Dover, Charlie Elphicke, is charged with three counts of sexual assault against two women. Jo Swinson is elected by party members as the new leader of the Liberal Democrats, succeeding Sir Vince Cable. She becomes both the first woman to lead the party and its youngest ever leader at age 39. 23 July – Boris Johnson is chosen as the new Conservative Party leader in a ballot of party members, beating Jeremy Hunt by 92,153 votes to 46,656. 24 July – Theresa May formally tenders her resignation as Prime Minister to the Queen and is succeeded by Boris Johnson. 28 July – Boris Johnson subsequently begins to form his cabinet, with Sajid Javid appointed as Chancellor of the Exchequer, Priti Patel as Home Secretary, and Dominic Raab as Foreign Secretary and First Secretary of State.
August 1 August The government announces an extra £2.1bn of funding to prepare for a no-deal Brexit, doubling the amount of money it has set aside for 2019, taking the total since June 2016 to £6.3bn. Liberal Democrat MP Jane Dodds wins the 2019 Brecon and Radnorshire by-election, beating the incumbent Conservative Chris Davies and leaving the Tories with a Commons working majority of just one.