Beth Gorham, The Canadian Press Published: Tuesday, November 21, 2006 WASHINGTON -- A U.S. legislator who backs tough anti-immigrant measures and more security at the Canada-U.S. border is warning Americans that President George W. Bush is plotting to integrate the continent. And he says Prime Minister Stephen Harper “buys into it.” Colorado Republican Tom Tancredo, revered by some U.S. conservatives for his efforts to staunch the flow of illegal immigrants from Mexico, said this week that Bush is a dangerous internationalist. “He is going to do what he can to create a place where the idea of America is just...