As Washington seeks to resolve the war in Ukraine with peace negotiations, these maps show what each side in the conflict is ...

The mutual-defense alliance has been central to Ukraine’s war against Russia, but the future is uncertain with President ...

President Volodymyr Zelenskyy believes that Ukraine needs a permanent army of 1.5 million people to counter a potential ...

Ukraine's president has discussed the idea of possibly swapping territories with Russia in future peace negotiations with President Donald Trump.

The DNA study was split into two papers since Russian and Ukrainian researchers couldn't co-author, Nature reported.

When Oleg Rostovtsev hovered between life and death after a serious operation last April, he asked friends and family to do ...

About 12,000 North Korean soldiers have been sent to Russia, according to Ukrainian officials and Western intelligence reports, which say around 4,000 those troops have been killed or injured.

Recently, the Ukrainian Defense Forces have regained lost ground in the Kharkiv sector and near Pokrovsk in Donetsk region. However, the occupiers also made advances – on the front line near Chasovyi ...

Ukrainian special forces fighting in Russia's western Kursk region have told the BBC they have not seen any North Korean troops there for the past three weeks. A spokesman said it was likely they ...

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Ten months after first attacking Chasiv Yar, a fortress town in eastern Ukraine, Russian troops have finally managed to advance—at times, only briefly—into the town’s central district.

The expansionism of the presidents of Russia and the United States sets a dangerous example for less powerful countries that have open territorial disputes with Ukraine ...