Russia-Ukraine war: Key things to know about the conflict
Russian forces are striking Ukrainian cities from a distance again, pounding the capital of Kyiv and the country’s west as their ground offensive inches forward in the face of fierce Ukrainian resistance.
The war, launched by Russian President Vladimir Putin, is now in its fourth week. Russian troops have failed to take Kyiv — a major objective in their hopes of forcing a settlement or dictating Ukraine’s future political alignments — but have wreaked havoc and devastation.
The fighting has led more than 3 million people to flee Ukraine. The death toll remains unknown, though Ukraine has said thousands of civilians have died.
Here are some key things to know about the conflict: