Factbox - EU, British concessions in post-Brexit transition deal

The European Union on Monday agreed to give Britain a status-quo transition after Brexit until the end of 2020, though the deal - important to Prime Minister Theresa May and the business - came at the expense of another fudge over the Irish border.The sides have only agreed that an emergency backstop mechanism to avoid a border between the Republic of Ireland and Britain's province of Northern Ireland would have to be part of London's exit deal, but failed to nail down the wording.May has said "