Foreign Office Minister Chris Pincher says the UK and EU will remain "allies, partners and friends".
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Christopher Pincher
Former Welsh secretary Stephen Crabb cleared of breaching Tory party rules.
Read moreStaffordshire MP resigns from government
Party leaders will meet today to discuss the Westminster sexual misconduct scandal.
On Sunday, Conservative MP for Tamworth Chris Pincher stepped down as a government whip after allegations about his behaviour.
Mr Pincher has also referred himself to police and the Conservative party's complaints procedure following newspaper reports of allegations about his conduct in 2001 made by a party activist.
Theresa May is due to meet other party leaders later to discuss setting up an independent grievance procedure for Parliament.