John Middleton Clayton was an American Lawyer that was one of the persons responsable for "The Clayton–Bulwer Treaty" .
This treaty was negotiated in 1850 between US and Great Britain, John Clayton negotiate with Sir Henry Lytton Bulwer from Great Britain three main provisions:
neither nation would build such a canal without the consent and cooperation of the other
neither would fortify or found new colonies in the region; when a canal was built
both powers would guarantee that it would be available on a neutral basis for all shipping.
The canal was never built but the treaty was in effect until 1901.
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