In case it already has not been posted, below is the official U.S.
Government Website for the "Security and Prosperity Partnership
of North America".

It is "Spp.Gov", a part of "Firstgov.gov".

Entering http://www.spp.gov on AOL Search will bring up "SPP Home"

The "SPP" is described as "a North American Partnership", and the
website is up-to-date in laying out the SPP's formation, its progress,
and its future goals.