Brexit is set to dominate the agenda after Brussels published a 120-page draft of the EU withdrawal treaty, which is already stoking up tensions among Eurosceptic MPs.
Foreign Secretary Boris Johnson has also reignited a row over the Irish border after an explosive leaked memo suggested there could be a "significantly harder" border on the island of Ireland.
All eyes will be on Jeremy Corbyn later over whether he will raise Brexit divisions with Theresa May during their weekly clash at Prime Minister’s Questions.
It comes after the Labour leader made a dramatic policy shift in favour of backing a European customs union in a speech earlier this week.
The move heaps pressure on Ms May as it paves the way for Labour to team up with pro-EU Tory rebels to force the Government to keep customs union membership on the table.
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