Ian Murray, the Labour MP, said that nationalism in any form was bad for the economy

Britain’s triple-A credit rating would be threatened by the increased chance of Scottish independence after a no-deal Brexit, an international agency warns.

DBRS, the fourth largest credit-rating agency in the world, said that “deep divisions” had created the present deadlock with Britain due to leave the European Union on October 31 with or without an agreement.

The group, based in Toronto, estimated the chances of no deal as low, but conceded that “an accidental crash out of the EU” remained a possibility.

In April DBRS had said that Britain could withstand a no-deal Brexit without major concern for its credit rating.

A sovereign rating is a measure of a country’s financial strength and a downgrade risks increasing borrowing costs for the government.

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