Taiwan’s new government will face the challenge of deciding whether to make further progress in cross-strait relations and not destabilize regional security, says CFR’s Jerome A. Cohen.

Unrest and accusations of police brutality in Brazil’s slums have threatened Rio’s security—and the country’s image—as it comes under a global spotlight with the World Cup, says expert Janice Perlman.

Tighter Western sanctions against Russia for its actions in Ukraine may be necessary but could bring unwelcome consequences, explains CFR’s John Bellinger.

Ukraine faces descent into prolonged civil conflict unless a political deal can be forged among ruling party moderates, oligarchs, and opposition leaders, says expert Adrian Karatnycky.