China on Tuesday warned against opening a "Pandora's box" in the Middle East after the United States announced the deployment of 1,000 additional troops to the region amid escalating tensions with Iran.

China warns the US against opening Mideast 'Pandora's box'

US Secretary of State Mike Pompeo landed in Baghdad late Tuesday on an unannounced visit, an Iraqi government source told AFP, cancelling a trip to Germany amid escalating US-Iran tensions.

Pompeo in Baghdad on unannounced visit: Iraq government source

Hours after the White House admitted Iran was complying with a landmark 2015 nuclear deal, the State Department announced new sanctions against 18?individuals and entities in Iran

Iran condemns new US sanctions, responds with its own