War in Ukraine is changing energy geopolitics

Sharing top-secret intelligence with the public is unusual – but helped the US rally the world against Russian aggression

Meet Russia’s oligarchs, a group of men who won’t be toppling Putin anytime soon

How Zelenskyy emerged as the antithesis of Putin and proved you don’t need to be a strongman to be a great leader

Shell, BP and ExxonMobil have done business in Russia for decades – here’s why they’re leaving now

Russia/Ukraine war puts pressure on governments for more wind, solar

Why Zelenskyy’s ‘selfie videos’ are helping Ukraine win the PR war against Russia

Can wealthy nations stop buying Russian oil?

Colorado's public pension fund withdrawing $7.2M from Russian bank after Ukraine attack

Ordinary Russians are already feeling the economic pain of sanctions over Ukraine invasion

Five essential commodities that will be hit by war in Ukraine

US-EU sanctions will pummel the Russian economy

New York immigration coalition urges U.S. to welcome Ukrainian refugees

International law says Putin’s war against Ukraine is illegal. Does that matter?

What are false flag attacks – and could Russia make one work in the information age?

Russia could unleash disruptive cyberattacks against the US – but efforts to sow confusion and division are more likely

Ukraine got a signed commitment in 1994 to ensure its security – but can the US and allies stop Putin’s aggression now?

5 things to know about why Russia might invade Ukraine – and why the US is involved