How row over Internal Markets Bill unfolded

September 6

A source reveals the Bill will say the UK “reserves the right to set its own regime, directly setting up… law in opposition to obligations under the Withdrawal Agreement, and in full cognisance that this will breach international law”.

September 8

Northern Ireland Secretary Brandon Lewis admits plans to override elements of the Withdrawal Agreement would breach international law in a “very specific and limited way”.

September 9

European Commission president Ursula von der Leyen was “very concerned” by the Bill, which “breaks international law and undermines trust”.

September 14

Boris Johnson accuses Brussels, saying they “still have not taken this revolver off the table” in negotiations.

September 14

William Hague: “International law is not some abstract concept that only comes up occasionally.”

September 16

Lord Keen, a senior legal adviser, resigns, writing to Boris Johnson: “Your Government faces challenges on a number of fronts and I fear that the UKIM Bill in its present form will not make these any easier.”

September 16

Boris Johnson promises to impose “extra parliamentary scrutiny” by accepting an amendment from Sir Bob Neill, the senior backbencher.

September 16

Democrat candidate Joe Biden says: “We can’t allow the Good Friday Agreement… to become a casualty of Brexit. Any trade deal between the US and UK must be contingent upon respect for the Agreement and preventing the return of a hard border. Period.”