After more than three decades of existence, the Group of Eight (G8) is struggling to defend its relevance amid criticism of its limited membership and lack of a compliance mechanism.

Global support for the "responsibility to protect" doctrine weakened after the UN-endorsed no-fly zone that helped topple Libya’s regime, and debate continues over the threshold for mounting armed hu…

U.S. foreign policy is largely directed by presidents, but Congress does have considerable influence, as this CFR Backgrounder explains.

The U.S. patent system has generated growing debate over whether it helps foster innovation or stifles it through unnecessary protections, as this Backgrounder explains.