books.google.com - For more than a century, reciting the Pledge of Allegiance has been a central part of the American Experience. And perhaps because of its ubiquity, this simple flag salute has served not only as a unifying ritual but also as a lightning rod for bitter controversy.Congress’s 1954 decision to add “under...http://books.google.com/books/about/The_Pledge.html?id=-0pRrNZVHn8C&utm_source=gb-gplus-shareThe Pledge