President Vladimir Putin appears to be in firm control of Russia today, but in order to maintain it in the years ahead, he will have to manage at least three primary challenges.

A devastating power crisis is plaguing South Africa, battering its economy and threatening to sink its climate goals amid the global race to renewables.

The mass casualty theater attack in Moscow was a reminder that affiliates of the Islamic State have reorganized and infiltrated even powerful states.

Worsening blackouts are the latest manifestation of Pakistan’s economic distress. A brewing debt crisis could plunge the country into financial chaos.

Despite limits to their political and social power, Iranian women are leading protests that could jeopardize the regime.

The war in Ukraine has set off a rush in Europe to find alternatives to Russian oil and gas. Some are calling for an expansion of nuclear power.