In late 2021, Russia began building up troops on the border with Ukraine. By February, the much-larger Russia had invaded Ukraine, despite for months insisting it had no plans to do so. The move drew international condemnation, with Western powers supporting Ukraine but avoiding direct military conflict with Russia, a nuclear power. The situation in Ukraine had been tense since 2014 when Russia seized the Crimean peninsula, which had been part of Ukraine.
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A roundup of key developments and the latest in-depth coverage of Russia's invasion of Ukraine.
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As residents return to a liberated town near Kyiv, a teacher and her high school students recount what it took to survive the war.
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With Russia claiming to have taken prisoner nearly 2,500 Ukrainian fighters from the besieged Mariupol steel plant, concerns grew about their fate.
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A roundup of key developments and the latest in-depth coverage of Russia's invasion of Ukraine.
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Biden said Thursday he was sending paperwork to Congress to ratify Finland and Sweden's application to join NATO. The ratification process is expected to pass with bipartisan support.
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Twitter is stepping up its fight against misinformation with a new policy cracking down on posts that spread potentially dangerous false stories.
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As Ukrainian troops push Russian forces away from its second-largest city, the mayor urges thousands of residents to emerge from their makeshift shelters in the city's metro stations and trains.
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The widow asked the Russian soldier what he felt when he killed her husband. "Fear," he said. "I understand you probably won't be able to forgive me. But I ask for your forgiveness."
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President Biden is traveling to Japan and South Korea this week — his first trip to Asia since taking office. Like presidents before him, he's seeking to reorient U.S. foreign policy toward Asia.
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Millions of people have fled Ukraine since the war started, but not all are Ukrainian. And some citizens of African countries have found that the doors of Europe are much less open to them.