Defense Secretary Donald Rumsfeld has officially launched a sweeping review of the U.S. armed forces that is expected to shake up the size and shape of the military as well as the catalog of weapons systems the Pentagon acquires, according to Defense Department officials. On March 1, Rumsfeld approved a lengthy guidance memo -- dubbed the "terms of reference"-- for the 2005 Quadrennial Defense Review. That same day, he also issued the Pentagon's first-ever "National Defense Strategy," which is expected...