Dominic Cummings is set to reveal further details about his time at the heart of Boris Johnson's government, after setting up a profile on a prominent newsletter platform.
He tells the Observer he shares Labour's values and says the government "needs to be replaced".
Former Conservative MP and Commons Speaker John Bercow has said he has switched allegiances to join the Labour Party.
Sir Keir Starmer's top spin doctor has quit after Labour suffered another poor by-election result in which the party lost its deposit.
The MP denies the offence, which is said to have taken place in 2008.
The three Left candidates to replace Len McCluskey become two, following behind-closed-door talks.
A Tory MP faces trial accused of sexually assaulting a 15-year-old boy in 2008.
Boris Johnson's former chief aide has described the prime minister as a "gaffe machine" who is "clueless about policy and government".
A report by a group of MPs says invertebrates are intelligent and should be added to welfare bill.
Fresh sausages and other chilled meats from GB are to be banned under the terms of the NI Protocol.
Four-out-of-five adults have had their first Covid jab “under the leadership” of Matt Hancock and the NHS, says the PM.
Former cabinet minister says his focus is on results not "grandstanding" ahead of climate summit.
Some of the world's most powerful politicians will be hosted by Sir Lindsay Hoyle later this year.
Boris Johnson has denied his Conservative Party are neglecting southern parts of England in favour of its new northern seats as he blamed "particular circumstances" for a surprise by-election loss.
Chesham and Amersham constituents share their thoughts on the Lib Dem victory.
Boris Johnson insists the Conservatives are a "great One Nation party".
The Liberal Democrat win in Chesham and Amersham is undoubtedly a famous by-election victory, seemingly from nowhere, with repercussions which will ricochet for a long time to come.
Commons Speaker Sir Lindsay Hoyle will welcome counterparts from around the world to Lancashire.
The union's assistant general secretary backs fellow left-winger in the race to succeed Len McCluskey.
A leadership hopeful for one of Labour's biggest union backers has pulled out of the race in a bid to find a unity left-wing candidate.
Sir Ed Davey celebrates his party's win in Chesham and Amersham while breaking down a model blue wall.
A minister has said the government is trying to "accommodate" Euro 2020 "as much as we possibly can" - amid reports thousands of VIPs will be granted quarantine-free access to England for the final.
It's an unwritten rule of politics that every electoral action can have an opposite - if not quite equal - reaction.
Matt Hancock hailed the UK as being "on the road to recovery" as the government announced everyone aged 18 and over will be able to book their COVID vaccine in England from Friday.
Something has gone seriously wrong in the criminal justice system when it comes to rape, according to a major government report.
Edwin Poots has resigned as leader of the DUP after less than a month in the post.
A final push is under way by ministers to save the foreign summer holiday this year.
Sir Keir Starmer vows to harness the spirit shown by the public during the pandemic in policy review.
The former boss of the government’s coronavirus Test and Trace programme has applied to become the next head of the NHS.
Exports of chilled meats from GB to NI are due to be banned in June under the NI Protocol.
It comes after Boris Johnson called the health secretary "hopeless" in texts leaked by Dominic Cummings.
The government is urged to show "extreme caution" over a return to the office amid rising Covid rates.
The British government has agreed to introduce an Irish language act in Northern Ireland if Stormont fails to do so by the end of September.
In one sense, today was an unquestionable win for Dominic Cummings by securing advertising money can't buy.
Claims about whether the UK border policy contributed to the spread of the Delta Covid variant dominated Prime Minister's Questions.
Coronavirus restrictions in England have been extended until 19 July as MPs voted in favour of a four-week delay to lockdown easing.
Ex-chancellor Sajid Javid calls for under-18s to be protected, saying 'child marriage is child abuse'.
As the health secretary heads to Parliament, he is asked about a phrase the PM is alleged to have used about him last year.
Boris Johnson's former chief adviser has published a 7,000-word blogpost including a series of claims about the prime minister and Health Secretary Matt Hancock.
Coronavirus vaccinations will be made compulsory for care home staff, Matt Hancock has confirmed.
The Tories have never had a majority of fewer than 10,000 in the Buckinghamshire constituency.
Boris Johnson has faced further pressure from his own Conservative MPs over the extension of lockdown restrictions until 19 July.
Boris Johnson is asked if his decision to keep UK borders open helped spread the Delta variant to the country.
Sir Keir Starmer says the government has shown a pattern of being "too slow, too indecisive, overpromising and under-delivering" over Covid.
The SNP calls the UK-Australia trade deal "disastrous" and claims it will see Scottish farmers and crofters "thrown under the Brexit bus".
Lib Dem Layla Moran tells PMQs the government's "bungling" of the pandemic and problems caused by Brexit are causing staff shortages in the hospitality sector.
The PM's former aide launchers a fresh tirade in his war of words with Health Secretary Matt Hancock.
Boris Johnson's former chief aide has shared a WhatsApp message in which the prime minister appears to call Health Secretary Matt Hancock's efforts "totally f****** hopeless".
Homes must be made more resilient and the government is in a worse position than five years ago, report says.
The COVID-19 pandemic has highlighted that care in the UK is "not properly funded, lacks transparency and urgently needs reform", according to a government select committee.
The government is to make coronavirus vaccinations compulsory for care home staff who work with elderly and vulnerable people, Whitehall sources say.
England footballer Tyrone Mings has hit back at Priti Patel's "refusal to defend" players taking the knee before Euro 2020 matches.
A clip shared on social media shows Newsnight's Nick Watt being harassed by anti-lockdown protesters.
The UK and Australia have struck a free trade deal, which has been hailed as a "new dawn" by Boris Johnson.
Shadow home secretary Nick Thomas-Symonds says "the findings in the report are damning."
The Met Police has been accused of "institutional corruption" for concealing or denying failings over the unsolved murder.
Since they were first imposed in the spring of last year, the question of when coronavirus restrictions would finally be lifted has been ever present.
Michael Gove says that increased level vaccination should allow further relaxation of restrictions.
19 July is the "terminus date" for England's remaining coronavirus restrictions and it would take an "unprecedented and remarkable" change in circumstances to derail that, Michael Gove has told Sky News.
The public must "see true freedom again", a former Conservative minister has said, as the government delayed lockdown easing in England for four weeks until 19 July.
A UK-Australia free trade deal has been agreed and will be announced on Tuesday morning, a government source has told Sky News.