Robert Tollast

Unmanned aerial vehicles have been used extensively in conflicts in the Middle East, including the wars in Yemen and Syria

Future conflicts could be decided by securing access to the most advanced microchips

A rapidly heating world has driven governments in the region to adopt ambitious clean energy plans

Experts say the timing of the military collaboration between Tehran and Moscow could hurt chances for a new nuclear deal

Small, commercially available drones have been used in Ukraine to destroy enemy tanks and control artillery

President Bush said the US and its allies could remake Iraq but planning for reconstruction was sidelined by military plans

Rival forces battling it out near country's largest river, the Dnipro

Tehran has been accused of hiding its nuclear research from UN inspectors

The populist leader rose to prominence for organising resistance to western occupation and he has become a powerful political force

Tens of thousands of heavily armed militia groups are clashing across Iraq

Violence in the capital after the republican palace and other institutions were taken over by Iraqi cleric's followers

Republican palace and other institutions taken over by followers of leading Iraqi cleric

Allawi's role has been limited this year as contested elections have left Baghdad without a new government

TOS-1 missile launcher is one of the Russian army's most feared weapons

Man linked to Islamic Revolutionary Guard Corps has been charged after an attempt to kill former US security adviser John Bolton