Postal workers have voted to hold their first nationwide strike in more than a decade.
Members of the Communication Workers Union (CWU) yesterday voted almost four to one in favour of industrial action over pay.
The Royal Mail has offered a 2.5% pay rise, while the CWU is holding out for a 4.8% increase.
A series of walkouts will now be held by up to 130,000 CWU members unless a compromise is reached.
CWU deputy general secretary, Dave Ward, said: “This yes vote shows clearly that Royal Mail workers have rejected the company’s business plan, the company’s leadership and the unacceptable pay offer.
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“Royal Mail leaders say they listen to people; this is the clearest message they have ever had. Royal Mail has to listen and return to serious negotiations.”