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.

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

Russia’s troops are continuing their slow war of attrition in eastern and northern Ukraine, even as the conflict enters a pivotal phase with a series of high-level meetings that are part of U.S.

After Russia launched its full-scale invasion of Ukraine in February 2022, Moscow and Kyiv held rounds of peace talks the following month — first in Belarus, and later in Turkey. Those negotiations ...