resulting in the creation of an autonomous Cossack polity in what is now central Ukraine. Military setbacks forced Khmelnytsky to search for allies, and after the Pereyaslav Treaty of 1654 ...

At the height of their offensive, Ukrainian forces controlled some 500 square miles of Russian soil. Now they hold just a narrow strip of land along the border. By Matthew Mpoke Bigg Ukrainian ...

Russian President Vladimir Putin has called on Ukrainian troops in the Russian region of Kursk to surrender, as diplomatic back-and-forth continues over a potential US-brokered ceasefire with Kyiv.

Russian President Vladimir Putin said Thursday he supports but won't immediately agree to a U.S.-brokered ceasefire deal for Ukraine because he wants to see an "enduring peace" that removes the ...

Putin made his visit after Washington asked him to consider a 30-day ceasefire proposal backed by Ukraine, and after Russian forces retook a swath of territory in Kursk, forcing Ukrainian troops ...

Russia said it downed 343 Ukrainian drones overnight. LONDON -- Russia's Defense Ministry said its forces shot down 343 Ukrainian drones overnight, in what appeared to be Kyiv's largest cross ...

A Russian T-80 tank, transformed into a pillar of flaming wreckage by a Ukrainian drone near Pokrovsk on or before Saturday, wasn’t just a tragedy for any Russians in the tank and a spectacle ...

Foreign Minister Radek Sikorski of Poland said that Ukraine is too strong to be sold out by foreign powers. “The best guarantee for Ukraine is the almost million-man army, which is manning the ...

A solitary Russian turtle tank almost reached Ukrainian lines in western Russia’s Kursk Oblast on or just before Sunday. Rolling right through a minefield, shrugging off six mine blasts ...

March 9 (Reuters) - A Ukrainian drone hit an industrial facility overnight in Russia's Volga river region of Chuvashia, some 1,300 km (800 miles) from the border with Ukraine, the regional ...