Bloor Homes want to buy land near to Anne Hathaway's Cottage in Shottery to build new homes.
The Communities Secretary Eric Pickle gave the deal the go-ahead but the County Council has said that it is against it.
The trust knows it can't rule out being forced to sell the land at some point.
Peter Kyle is the Chairman of the Shakespeare Birthplace Trust.
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WARNING GRAPHIC IMAGES: Lionel the cat is recovering after a crossbow nearly half a metre long was removed from his skull.
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