Iraq’s campaign to liberate Mosul from the Islamic State and restore the Iraqi government’s authority requires coordination among numerous armed groups with competing interests.

As countries prepare to sign the landmark Paris climate accord, the work to reduce global carbon emissions is only beginning, says CFR’s Michael Levi.

UN-mediated talks in Syria are jeopardized by disagreement over which opposition parties should participate, but a broader obstacle is whether a compromise over Bashar al-Assad’s future can be reache…

While the ISIS executions of two Japanese hostages have reinvigorated a public debate about the country’s postwar pacifism, recent moves by Tokyo to revise its counterterrorism policies should be vie…