A powerful pro-Iranian militia in Iraq has threatened to attack American bases if explosions such as those at four of its warehouses continued, despite the US denying any involvement.

Iranian President Hassan Rouhani has inducted a locally built air-defence system into the country’s missile defence network at an unveiling ceremony in the capital, Tehran.

Eastern Syria sits at the crossroads of critical policy decisions in Washington. The region is at the center of an escalating crisis in U.S.-Turkey relations, while maintaining America’s presence there blocks Iranian and Russian gains in Syria. It also is key to keeping ISIS defeated. Washington should see eastern Syria …