Step 1 : Introduction to the question "The departure of the United Kingdom from the European Union, an ongoing and complicated process, is known by what one-word nickname?"
Prime Minister Theresa May announced the government's intention not to seek permanent membership of the European single market or the EU customs union after leaving the EU] and promised to repeal the European Communities Act of 1972 and incorporate existing European Union law into UK domestic law. A new government department, the Department for Exiting the European Union, was created in July 2016.