Bob Gates is all things to all people in Washington these days. To the hard-liners who want to preserve what's left of George W. Bush's policy in Iraq, Gates is an ardent patriot, a determined anticommunist who thought the Soviet Union was an evil empire, who backed aggressive measures against the Sandinistas in Nicaragua in the early 1980s--and who during the first Bush Administration sided most often with a Defense Secretary named Dick Cheney.
To the new realists, who want to tear up this Administration's failing bid to bring democracy to Iraq and replace it with a strategy for an exit,...