Brazilian President Dilma Rousseff’s impeachment, if it moves forward, will not bring political stability but raise a new set of challenges, says CFR’s Matthew Taylor.

A senior economic adviser to Sen. John McCain calls free trade an essential element in reviving U.S. economic fortunes.

The dismissal of FBI Director James Comey raises concerns about the government’s ability to investigate Russian meddling in U.S. elections, and the broader national security role of the agency, says …

President Obama’s decision to intervene in Libya is hobbled by poor timing and muddled objectives, but charges that the war is illegal are unfounded, says CFR’s James Lindsay.

Surging fears of terrorism, chaos in the Middle East, tensions in Asia, and the slowing Chinese economy suggest a challenging year lies ahead for global leaders, says CFR’s James M. Lindsay.