
One of the core arguments for Brexit was that it would enable the UK to increase free trade with the rest of the world, reducing costs for consumers with a flood of competitively priced imports. Another was that a Leave vote would enable British farmers to thrive by protecting the domestic market and upholding high UK food standards.
There comes a point where you have to pick one of these arguments. Five years on, that point has arrived and civil war has broken out among the Tory ranks over a new trade deal with Australia.