How Russia's gradual gains in the face of fierce Ukrainian opposition have affected the front line in recent months.

This interactive timeline of the war in Ukraine shows major attacks, key moments and how the battle lines have shifted in the four years since Russia's all-out invasion.

On the war’s fourth anniversary, Russia occupies 20 percent of Ukraine’s territory, but the front line shifts slowly.

The findings do not appear to signal a wholesale turning of the tides in the Ukraine war. But they do highlight a growing consensus that Russia’s war on Ukraine -- now in its fifth year -- has ground ...

Add Yahoo as a preferred source to see more of our stories on Google. This is Jared Goyette, blogging from a cold, blacked-out apartment in Kyiv on day 1,420 of Russia’s full-scale invasion of Ukraine ...

The war in Ukraine has become a grinding test of attrition, where movement on the map is measured in metres, not miles. In the frozen wastelands where this fight is being waged, it feels never-ending.

Ukraine brings US-made Tempest air defense system into combat, footage suggests Russia seeks to set stage for new offensive, potentially threatening Sumy, Ukraine warns Russia deploys new Geran-5 ...