“All I’m asking for is full access for the public to government documents on Google BookSearch. These documents are in the public domain and therefore should not be limited by claims of copyright, by Google or by the Library Partners.”
On the international issue see
Google is blocking access of foreign users for books which are PD in the US but of which Google believes that they were not PD world-wide. Thus there is no reason to block US-access to US government documents.