The explosion happened this morning (Picture: Getty Images)

An explosion has occurred at the BAE Systems Glascoed arms factory in Monmouthshire, Wales.

The fire service said on X: ‘At 10.49am on Wednesday 17th April, an incident occurred at the premises of BAE Systems Glascoed when an explosion occurred within a building.

‘All Emergency Services are at the scene and an Incident Control Post has been set up to deal with the incident.’

BAE Systems is the largest military contractor in Europe, producing ammunition, missile launchers and artillery systems.

The Glascoed site was built in 1938 as a bomb-filling factory for the Royal Navy.

Today, it employs roughly 500 people, according to BAE Systems.

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