US
MPs rejected PM's timetable to rush it through parliament in a matter of days
British Prime Minister Boris Johnson says it was up to the EU to decide whether it wanted to delay
Leaders of the 27 states that will make up the EU once Britain leaves are unlikely to deny the extension request
Defeat leaves Johnson under mounting pressure to find a way out of paralysing impasse
It has already been postponed twice
Result is major blow to Johnson who said he would rather be 'dead in a ditch' than prolong Brexit process
PM Johnson needs to find 319 other deal supporters to be certain of getting approval for the revised deal
It is widely seen as too close to call but Johnson warned his deal was still the best way out of the tortuous process
DUP expresses concerns that Brexit deal could cut Northern Ireland off from Britain in customs and regulatory terms
Talks remain stuck on how to avoid customs checks on the land border between Northern Ireland and Ireland