MICHAEL KIMMAGE is Professor of History at the Catholic University of America. He is the author of Collisions: The Origins of the War in Ukraine and the New Global Instability.

He believes Russia’s economy and its military are strong enough to weather any additional Western measures. Read more at ...

When Ukraine turned a corner of Russia’s Kursk region into a battlefield, it set in motion some of the war’s fiercest fighting. Our photographer documented the aftermath.

Ground reports analysed by the American non-profit Institute for the Study of War (ISW) and other publications also indicate Russia's intensified offensive over the past 30 days.

Wednesday, Russia launched a major attack on Ukraine’s capital, killing at least two people, a day after another barrage, wounded at least 22. “Just not enough progress has been made. We need to see a ...

Russian attacks on Ukraine have reached horrific levels in recent weeks. The civilian death toll evokes comparisons to World ...

In the north a 50,000-strong Russian force is attacking Sumy, a provincial capital. Our model is detecting artillery fire and ...

Kalynove, UkraineBrothers Andrii and Maksym are the last two children left in Kalynove, their mother says.This small village ...

There were so many mines on Larisa Sysenko’s small farm in Kamyanka in eastern Ukraine after the Russians were pushed out ...