Western officials have accused Russia and its proxies of staging dozens of attacks and other incidents across Europe since the invasion of Ukraine three years ago. That's according to data ...

Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.

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

Thousands of Ukrainian soldiers seized roughly 1,300 square kilometers of Russia's western Kursk region in August. Kyiv later characterized the move as an attempt to gain a bargaining chip for ...