Margaret's place in Wimbledon history (5)

I believe the answer is:

court

I'm a little stuck... Click here to teach me more about this clue!

'place in wimbledon history' is the definition.
'court' can be an answer for 'place' (thesaurus). I am not certain of the 'in wimbledon history' bit.

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for court that I've seen before include "Judicial tribunal" , "The Yard" , "Woo - where tennis is played" , "sovereign's advisers" , "Hall of justice" .)

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