More on the Iraq War Anniversary

Clinton camp also responds to Obama speech: "If an attack isn't backed up by facts, it's just words. But that's what we've come to expect from Senator Obama."

Obama's daily talking points emphasize new definition of readiness to be commander in chief. Also releases Web video challenging Obama on Iraq. Watch it here.

McCain releases supportive statement on the war, and Bush and Cheney also mark the occasion. Read more here.

President Bush: Speaks from the Pentagon, says the war was worthwhile and the success of the surge is "undeniable." Watch video, and read transcript.

McCain: Releases supportive statement, saying "Americans should be proud that they led the way in removing a vicious, predatory dictator...."

Plus: Cheney promotes progress in Iraq on ABC's "Good Morning America." Read more here.