Due to merge bizarrely with Legal & General (2,6)

I believe the answer is:

de gaulle

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'general' is the definition.
(I've seen this before)

I don't understand the rest of the clue.

(Other definitions for de gaulle that I've seen before include "French politician who didn't want us" , "French general/president" , "Free French leader" , "French soldier, politician and airport" , "French president, 1959-69" .)

I've seen this clue in The Times.

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