Is little Leslie possibly British? (5)

I believe the answer is:

isles

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'is little leslie possibly british?' is the definition.
I can't judge whether this definition defines the answer.

'is little leslie' is the wordplay.
'little leslie' becomes 'les' (short for Leslie. I am not sure about the 'little' bit.).
'is'+'les'='ISLES'

Can you help me to learn more?

(Other definitions for isles that I've seen before include "Eyots" , "Hebrides, perhaps" , "- - of Scilly" , "eg The Hebrides" , "eg the Scillies" .)

I've seen this clue in the Evening Standard.

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