That departure required an enormous amount of planning and preparation, particularly to address what were likely to be the severe consequences of a no-deal exit on food and medicine supplies, travel and transport, business borders and so on.

Source: https://www.independent.co.uk/news/uk/home-news/covid-inquiry-evidence-baroness-hallett-b2356525.html

The government has announced that it would slash almost all tariffs in the event of a no-deal Brexit.

Source: https://www.independent.co.uk/news/business/comment/north-sea-oil-decommissioning-subsidies-tax-national-audit-office-hmrc-green-energy-the-treasury-a8745916.html

When Boris took over Tory party leadership in 2019 he was the force behind a no-deal Brexit.

Source: https://metro.co.uk/2023/03/02/boris-asks-crowd-if-brexit-was-a-good-idea-almost-no-one-raises-their-hand-18375107/