Scotland Referendum: The Critical Case for Independence

In 2014 we did it their way. We voted. We accepted the result.
Then Brexit dragged us out of Europe against our will. 62% of us voted Remain.
Since then Scotland has voted SNP every single election and asked for the power to hold another referendum.
Westminster has said no. No Section 30. No referendum. No respect for our Parliament.
So if they won't let us ask the question - what do we do next?