If you're seeing this message, it means we're having trouble loading external resources on our website.
If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.
To log in and use all the features of Khan Academy, please enable JavaScript in your browser.
“It is no accident that this unmatched potential for progress and prosperity exists in three countries with such long-standing heritages of free government. A developing closeness among Canada, Mexico, and the United States–a North American accord–would permit achievement of that potential in each country beyond that which I believe any of them–strong as they are–could accomplish in the absence of such cooperation.”
-Source: Ronald Reagan, at his announcement for Presidential Candidacy, 1979
