Revealed: secret cross-party summit held to confront failings of Brexit

Leading Brexiters and remainers, including Michael Gove and David Lammy, met for two-day private discussion' with diplomats and business leaders

An extraordinary cross-party summit bringing together leading leavers and remainers - including Michael Gove and senior members of Keir Starmer's shadow cabinet - has been held in high secrecy to address the failings of Brexit and how to remedy them in the national interest, the Observer can reveal.

The two-day gathering of some of the country's most senior Labour and Tory politicians from both sides of the Brexit debate, together with diplomats, defence experts and the heads of some of the biggest businesses and banks, was held at the historic Ditchley Park retreat in Oxfordshire on Thursday afternoon and evening, and on Friday.