In pics: IDEX 2015 in Abu Dhabi
US defence chief travels to Middle East
Palestinian president Abbas visits Saudi Arabia
Reaction as euro zone gives Greece four-month extension
Australian prime minister announces changes in national security
Qatar's Sheikh Tamim visits Japan
Jordanian foreign minister meets Kerry in Washington
UAE minister attends The White House Summit on Countering Violent Extremism
Egypt, France enhance defence cooperation
GCC foreign ministers' extraordinary meeting on Yemen and Syria
In pics: Power blackout in Kuwait
New York-London Tech Challenge