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.

Fighting has blazed in Toretsk for many months, while Russia has headed south of Pokrovsk to avoid battles through the Ukrainian stronghold city.

Add Yahoo as a preferred source to see more of our stories on Google. The map suggests Russia has claimed lands that it has not yet seized - X A map displayed in Russia’s ministry of defence suggests ...

Add Yahoo as a preferred source to see more of our stories on Google. The drone’s route in Ukraine. Map: General Staff of the Armed Forces of Ukraine The General Staff of the Armed Forces of Ukraine ...