Vortex of ConflictMore than two million Americans have now served in Afghanistan or Iraq; more than 5,000 Americans have been killed; and more than 35,000 have been grievously wounded. The war in Afghanistan has become America's longest war. Despite these facts, most Americans do not understand the background of, or reasons for, the United States' involvement in these two wars. Utilizing an impressive array of primary and secondary sources, author Dan Caldwell