
It is the first time US President Joe Biden has visited Ukraine since Russia invaded in February 2022.(Reuters/Ukrainian Presidential Press Service)US President Joe Biden has made an unannounced visit to the Ukrainian capital Kyiv, days before the first anniversary of Russia's full-scale invasion of Ukraine in 2022.Air raid sirens blared across the Ukrainian capital as Mr Biden visited Kyiv but there were no reports of Russian missile or air strikes.He delivered remarks and met with President Volodymyr Zelenskyy at Mariinskyi Palace to announce an additional half billion dollars in US assistance and to reassure Ukraine of American and allied support as the conflict continues."One year later, Kyiv stands. And Ukraine stands. Democracy stands," Mr Biden said."[Putin] is counting on us not sticking together. He was counting on the inability to keep NATO united. He was counting on us not to be able to bring in others to the side of Ukraine."He thought he could outlast us. I don't think he's thinking that right now. He's just been plain wrong."Mr Biden said Washington would provide Kyiv...