March 2003 - Leads troops into battle as commander of the 101st Airborne Division during the U.S.-led invasion of Iraq.
June 2004-September 2005 - Commander of the Multinational Security Transition Command in Iraq.
October 2005-2007 - Commanding general of the Combined Arms Center, U.S. Army, Fort Leavenworth, Kansas.
February 2007-September 2008 - Commander of all coalition forces in Iraq.
October 31, 2008-July 4, 2010 - Commander in Chief of Central Command (CentCom).
October 6, 2009 - Announces that he was diagnosed in February with early stage prostate cancer and underwent two months of radiation treatment at Walter Reed Army Medical Center in Washington, D.C.
June 15, 2010 - Becomes "a little lightheaded" and faints while testifying at a Senate Armed Services Committee hearing.
July 4, 2010-July 18, 2011 - Commander of U.S. and NATO forces in Afghanistan.
April 28, 2011 - Nominated by President Barack Obama to replace Leon Panetta as the new CIA director.
June 30, 2011 - Unanimously confirmed by the U.S. Senate as the next director of the Central Intelligence Agency.
July 18, 2011 - Petraeus turns over command of U.S. and NATO forces in Afghanistan to Gen. John R. Allen.
August 31, 2011 - Retires from the Army.
September 6, 2011 - Petraeus is sworn in as the new director of the Central Intelligence Agency.
November 9, 2012 - Petraeus submits his resignation to President Obama, citing personal reasons and admits he had an extramarital affair.