Don’t declare uranium advances in rogue state capital (5,5)

I believe the answer is:

baton rouge

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'state capital' is the definition.
(state capital of Louisiana)

I cannot understand how the rest of the clue works.

(Other definitions for baton rouge that I've seen before include "Capital of Louisiana" , "state capital" , "somewhere in LA" , "Here you'll see some Americans" .)

I've seen this clue in The Times.

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