Emma Burrows

Poland and Romania are deploying a new weapons system to defend against Russian drones. The American Merops system can identify and target drones using AI, even when communications are jammed.

A British judge has sentenced five men for their roles in an arson attack in London that authorities say was masterminded by Russian intelligence as part of a wider campaign of sabotage and disruption.

Russia is selling military equipment and technology to China that could help Beijing prepare an airborne takeover of Taiwan, according to a UK-based defense forum.

Estonia is extending a fence along its border with Russia and building anti-tank ditches and bunkers in preparation for a potential conflict with Moscow.

A senior Estonian military official said Russian pilots ignored signals from Italian jets during a 12-minute violation of Estonian airspace.

British, Lithuanian, and Latvian authorities have detained several people suspected of spying for Russia.

For more than three years, Ukraine has been battling Russian attack drones. On Wednesday, NATO got a taste of that fight.

Confusion has emerged over Trump administration plans to halt some security assistance funding to European countries along the border with Russia.

European countries are facing tough choices as they meet in Paris to discuss security guarantees for Ukraine.

Bulgarian authorities aren't investigating a suspected Russian interference operation involving a plane carrying European Commission President Ursula von der Leyen because they say the interference is now common.