Ukraine's cyber warriors successfully infiltrated Russian control systems in Crimea, stealing 100 terabytes of classified ...

Business Insider got access to a NATO AWACS flight for an eight-hour surveillance mission over Eastern Europe.

European nations like Germany and Norway say they will spend billions on U.S. weapons for Ukraine under a deal with the Trump administration.

It's been 80 years since the cities of dust and ash clouds hanging over Europe. Today, World War II and the fields of killing are memories set in the certainty of statues and headstones. But as a war ...

Romanian President Nicușor Dan said the country will continue military support for Ukraine, though discussions on the Patriot air defense system have not yet taken place, Digi24 reported on July 25.

Lithuania plans to contribute up to 30 million euro ($32.5 million) toward the joint purchase of U.S.-made Patriot air ...