"That dream is dying, suffocated by needless self-doubt", Johnson added.
May accepted Johnson's resignation on Monday, the press office of 10 Downing St. confirmed to NPR.
"His replacement will be announced shortly. The Prime Minister thanks Boris for his work", said a statement from Prime Minister Theresa May.
Johnson, a polarising figure and a former mayor of London, was a leading spokesperson for the campaign calling for Britain's departure from the European Union in advance of a June 2016 referendum. Her tenure has been defined by Britain's grappling with how to withdraw from decades of economic and political alignment with the European Union - the result of a campaign that Johnson and others had backed.
Davis resigned late on Sunday, saying he was not willing to be a "reluctant conscript" to her plans that were agreed by the whole cabinet on Friday.
"This is the Brexit that is in our national interest".
Briefly addressing Johnson's resignation, May told lawmakers that she wanted to "recognize the passion that the former foreign secretary demonstrated" as he touted Britain's global ambitions.
Third Thai cave rescue mission underway: authorities
Early tests indicate all of the boys could be suffering from lung infections, but only two of the first four boys were confirmed. Witnesses say the boys freed Monday were treated at a make-shift hospital at the site, before being taken to a local hospital.
"It is as though we are sending our vanguard into battle with the white flags fluttering above them", Johnson wrote in a letter that underscored his credentials as a champion of full-speed Brexit.
Labour leader Jeremy Corbyn said Mrs May should make way for a Labour administration if her Government can not get its act together quickly.
Mrs May insists her plans are the "the best way to honour" the Brexit vote, amid a deepening political crisis. With Johnson out, Corbyn sharpened his criticism further.
"As I said then, the Government now has a song to sing".
Theresa May is desperately clinging onto her leadership of the Tory party amid the bitter in-fighting.
While other senior ministers rallied round her after the resignations which left Westminster reeling on Monday, rumblings of discontent among rank and file lawmakers remained.
Since Theresa May won the general election in 2017 she has been forced to reshuffle her Cabinet a number of times amid a number of high profile resignations. Three junior ministers also quit their posts.
The tousle-headed blond Johnson is one of Britain's best-known politicians, and one of the most prominent advocates for Brexit.
"Top-level cabinet resignations usually spell trouble for a government and Boris Johnson's might well have led to a leadership challenge, but May appears to have emerged unscathed from a meeting of her party, for now", said Al Jazeera's Jonah Hill, reporting from London.
Following the service, guests were invited to a private tea at Clarence House, home to Prince Charles and his wife Camilla . William and Kate chose two hymns for the service: " O Jesus, I Have Promised " and " Lord of All Hopefulness ".
Il a choisi de démarrer sa révolution le jour où Messi et Cristiano Ronaldo ont quitté la Coupe du monde . Un Neymar qui fait également les gros titres d' El Pais , quotidien généraliste de référence en Espagne.
Le compte Twitter du jeune homme qui avait publié la vidéo a par ailleurs été supprimé ce dimanche en fin de journée. Une seconde vidéo postée par l'un des deux voleurs, qui se décrit comme un Algérien, échange avec les internautes...
But leading pro-Brexit legislator Jacob Rees-Mogg said "I don't think a no-confidence vote is immediately in the offing". In response, May said she was a " little surprised " to receive his resignation after last Friday's cabinet agreement.
La Cour suprême polonaise a confirmé en décembre 2016 le rejet de la demande d'extradition du cinéaste. Qui peut croire que je ne me sente pas concernée par l'égalité des femmes et des hommes?', écrit-elle.
The Croats won in a 4-3 penalty shootout. "My mum and sister watched every one of their World Cup games at my place, passionately supporting them, and they have never watched football in their lives!" They took photographs of themselves with the crowd and unfurled a banner saying "we play for you".
Its database has some information about the children's parents but was not created to reunify families by the court's deadline. A court-imposed deadline to reunite immigrant children under five with their parents by July 10th will likely not be met.
Meghan was christened and confirmed in the oak-panelled Chapel Royal by the archbishop, who also married her and Harry in May. The Duke and Duchess of Cambridge chose hymns O Jesus, I Have Promised and Lord of All Hopefulness for the ceremony.
Esclave du jeu vidéo depuis 40 ans, il ne s'en échappe que ponctuellement pour pleurer ses défaites sur Twitter . Marvel Studios est resté totalement secret sur l'histoire de ce film qui se déroule dans les années 90.
The crash happened Friday afternoon on Route 1 in Townsend, Delaware , while the family was coming back from vacation. Northbound Route 1 was shut down in the area of the crash for five hours, but all lanes have since reopened.
Sugar Sammy jugera le talent des Français
Ceux-ci rejoindront les juges Hélène Ségara et Eric Antoine , qui étaient en place lors de la dernière saison. En effet, l'animatrice a été l'un des jurés emblématiques de l'émission Nouvelle Star sur M6.
Sweet 16 for Roger Federer at Wimbledon
Worry not, Federer escaped and continued a roll through the tournament that has seen him play as close to his peak as ever. Thirteen Wimbledon championships between them and 49 grand slam titles overall, it was quite the historic training run.