The entrance is thought to have been used by political luminaries such as diarist Samuel Pepys and Robert Walpole.
Leave Means Leave has asked for revellers to come in 'good voice to sing some patriotic songs and bring along as many Union flags as they can'.
'It is a big moment in the history of this nation to celebrate,' Nigel Farage has said.
In eleventh-hour Westminster arm-twisting, Mr Johnson’s government was frantically searching for enough votes to get a majority for his deal in the House of Commons.
Salih Khater, 30, drove his Ford Fiesta into a pedestrian and riders who had stopped at a red light outside Parliament.
Mr Gove reportedly discussed the idea of making November 1 a bank holiday to soften the blow of a no-deal Brexit on the economy.
The inquiry was ordered after a wave of so-called ‘Pestminster’ complaints.
A joint committee report warned of a “catastrophic event in the next decade”.
A YouGov poll found that 14% of people said they would vote for the Independent Group if it became a political party and put up candidates at the general election.
People say that our politicians are getting greyer. Try to imagine having a conversation with them, or a drink in the pub after work. Picture in your mind’s eye their personality, their conversation, their likeability.
The report from the Commons Home Affairs Committee called for ministers to prioritise policing in the Autumn budget, or risk public safety.
Signs telling MPs how to behave, called the 'Behaviour Code', have reportedly been put up around Parliament in the wake of the Cox Report into abuse and bullying in Westminster.
Grim-faced inquest jurors held their heads in their hands as they saw Masood's victims being thrown into the air.
Survivors have spoken of their outrage after bystanders took gory photos and video following the Westminster terror attack.
Salih Khater remains in police custody after his arrest on suspicion of preparing an act of terror.
A number of cyclists and pedestrians were injured in the attack at the Houses of Parliament in London this morning.
The suspect grabbed the Sikh victim's turban as he queued to get into Parliament in London and shouted: "Muslim go back".