It comes as The Independent has learnt that Congressional and Senate leaders have been prepare to hear a joint address by the King in the week beginning April 27 Sign up to our free Brexit newsletter for our analysis of the continuing impact of Brexit on the UK Sign up to our free newsletter for the latest analysis on Brexit's impact Sign up to our free newsletter for the latest analysis on Brexit's impact Email * SIGN UP I would like to be emailed about offers, events and updates from The