Johnson required by law to request extension after MPs refused to back his deal, but has insisted Britain must leave EU on October 31, as planned

Cheers erupt outside parliament after setback of UK's exit from bloc; PM Johnson vows to introduce Brexit-implementing legislation on Monday

British leader says not 'daunted or dismayed' after MPs vote to withhold approval on agreement to leave bloc; tens of thousands march in London

UK premier, lawmakers hope to approve agreement as October 31 deadline for EU departure looms large

But Johnson faces uphill battle at home, where opposition parties and some of his own allies in the House of Commons warn they won't support it

Agreement still needs to be ratified by British lawmakers and the bloc; European Commission's Juncker says deal is 'fair and balanced'

Officials skeptical text will be ready in time for key European summit later this week, with gaps remaining on issues of customs along with Irish border with Northern Ireland

British PM warns proposal is 'final' offer, but his complex new solution meets an initially cool response from Brussels

Justice Department confirms Trump appealed to multiple foreign leaders to help his attorney general get info on Mueller investigation's origins

British Prime minister to offer last-ditch compromise at Tory conference, but says there will be no delay to breaking with the EU, no matter if a deal is struck or not