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 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.

Four years of war in Ukraine has brought seismic evolution to the world - to the nature of warfare, the balance of global powers, and to European security.

Ukraine-Russia war latest: Kyiv denies ‘absurd’ claim by Moscow that it is building nuclear weapon with Europe - Moscow had earlier accused Britain and France of preparing to supply Ukraine with nucle

The US secretary of state tells European leaders that "our destiny will always be intertwined with yours" - but criticises the UN's approach to Ukraine. We'll be bringing you the latest on Ukraine and updates from the Munich Security Conference.

Events have been held in Ukraine to remember those killed in the four years since Russia launched its full-scale invasion in February 2022. As the conflict enters a fifth year, the Ukrainian military continues to resist being overrun by Russian forces,

Ukraine frontline mapped: Kyiv counteroffensive regained territory before fruitless US peace talks - Diplomats for Russia and Ukraine have been sitting down for US-brokered peace talks in Geneva - the