books.google.co.uk - At the time of its "discovery, " the American continent was identified as the Fourth World of our planet. Today the term has been taken up again by its "Indian" or native peoples to describe their own world - both its threatened present condition and its political history, which stretches back thousands...http://books.google.co.uk/books/about/Book_of_the_Fourth_World.html?id=kSY4AAAAIAAJ&utm_source=gb-gplus-shareBook of the Fourth World