You can't add something by omission to a mandate (Magna Carta)
Wasn't promised in any 2017 General Election manifesto (Tory manifesto was a quote, not plan)
Pamphlets don't beat bills or MP advice, they knew what they were voting for...
NOT speculation.
We know that due to Canada failed FTA
And S.Korea almost failure until we agreed to EU Terms (and yes, that alone is Vassal State)