Buoyed by high oil prices, Russia finds itself embroiled in a number of disputes with foreign firms looking to tap its underdeveloped oil fields and with its neighbors that grew used to subsidized ga…

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

Despite foot-dragging on climate change, the United States has a strong history of environmental legislation, which could provide models for future greenhouse gas reduction efforts.