books.google.com - A stirring retelling of the Black Hawk War that brings into dramatic focus the forces struggling for control over the American frontier Until 1822, when John Jacob Aster swallowed up the fur trade and the trading posts of the upper Mississippi were closed, the 6,000-strong Sauk Nation occupied one of...http://books.google.com/books/about/Black_Hawk.html?id=8ZIXkMBBLw0C&utm_source=gb-gplus-shareBlack Hawk