The latest news on military
Obama moved to fulfill his campaign promise of withdrawing troops from Iraq.
Here's a surreal couple of minutes to send you into the weekend.
There remains a great deal of debate about whether more troops to Afghanistan is the right move.
Legislation to allow gays to serve openly is delayed pending decisions on Iraq withdrawal timing.
Obama's new intelligence chief Dennis Blair says Beijing's national security interests are broadening.
Building up Iraq's security forces has been a top goal. It's finally paying off.
Tribalism and geography of 11th-century state would make fight even tougher, writes Christopher Brown.
The military plans a new database and other steps to help victims and catch perpetrators in the ranks.
Army can't rebuild Iraq, Afghanistan without help, say scholars Antonia Chayes and Dipali Mukhopadhyay.
As Obama takes office, he will face challenges from Iran, North Korea to the nonproliferation system.