SOME 100 extremists and their kids could flood Britain if jihadi bride Shamima Begum is allowed home from Syria.
It would be a huge strain on security services, sources told The Sun on Sunday.
[Shamima Begum in a still from the BBC documentary, *The Shamima Begum Story*.]Jihadi bride Shamima Begum is currently living in a detention camp in Syria
British-born Begum, 25, is living in a detention camp in Syria after she fled her home in east London to join I.S. in 2015.
The Tory government revoked her citizenship but there are fears she could use Bashar al-Assads fall to launch a fresh bid to return to Britain.
A source said: If Shamima is allowed back in it could open the floodgates to 100 others.
The security services keep tabs on those people in Syrian camps with a claim to UK citizenship.
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They pose a risk and would take a massive amount of resources to watch.
Begums lawyer Tasnime Akunjee has said her hopes of returning have been bolstered after the fall of Assad.
The PMs new Attorney General Richard Hermer before he joined Keir Starmers government said stripping Begum of her citizenship was draconian.
Of Begums citizenship, a Home Office insider insisted: We wont be overturning the decision.
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The Home Office said: Our priority remains maintaining the safety and security of the UK.