Russia is likely preparing for a new offensive to improve its negotiating position. Potential attacks on northeastern Ukraine ...

A Kremlin spokesman says Russia views efforts to end its three-year war with Ukraine as “a drawn-out process,” after U.S.

Ukrainian troops are making small gains in Russia's Belgorod region, while Donald Trump has taken a swipe at Vladimir Putin.

Learn more about Russia’s illegal annexation of Crimea from the infographic below and explore the Kennan Institute’s ...

Ukrainian troops have been progressing in the Belgorod region with the aim of diverting Moscow's troops from Kursk, it has ...

Ukraine’s drone wizardry has drawn the attention of militaries around the world. In addition to an ever-growing drone ...

António Costa, President of the European Council, has stated that Europe must have all the means to defend itself against ...

Maxar Intelligence has developed software that allows drones to navigate even when GPS signals are blocked – breaking through ...

Russia's invasion has turned Ukraine into the most heavily mined country in the world. Cleaning it up will take decades.

As the war morphs into a deadly routine, it's harder for him to hold the attention of allies, and to keep people like Trump ...

Western officials have accused Russia and its proxies of staging dozens of attacks and other incidents across Europe since ...