Former Mexican foreign minister calls for ‘North American union’, unified currency

Prolific Mexican politician and intellectual Jorge Castañeda believes that a greater North American community -- a "North American Union" -- with economies tied together under a European Union-style system, compete with open borders and a unified currency, is the wave of the future.

http://rawstory.com/2010/02/mexican-foreign-minister-calls-north-american-union-unified-currency/