The war in Ukraine that began a year ago has killed thousands, forced millions to flee their homes, reduced entire cities to rubble and has fueled fears the confrontation could slide into an open conflict between Russia and NATO.
A look at some of the main events in the conflict.
2022
February
On Feb. 24, Russian President Vladimir Putin launches an invasion of Ukraine from the north, east and south. He says the “special military operation” is aimed at “demilitarization” and “denazification” of the country to protect ethnic Russians, prevent Kyiv's NATO membership and to keep it in Russia's “sphere of influence.” Ukraine and the West say it's an illegal act of aggression against a country with a democratically elected government and a Jewish president whose relatives were killed in the Holocaust.
Russian troops quickly reach Kyiv's outskirts, but their attempts to capture the capital and other cities in the northeast meet stiff resistance. Ukrainian President Volodymyr Zelenskyy records a video outside his headquarters to show he is staying and remains in charge.
March
On March 2, Russia claims control of the southern city of Kherson. In the opening days of March, Russian forces also seize the rest of the Kherson region and occupy a large part of the neighboring Zaporizhzhia region, including the Zaporizhzhia Nuclear Power Plant, Europe's largest.
The Russian army soon gets stuck near…
