Russia’s Su-35 is a loud aircraft in the only way that matters in modern air combat: it is easy to see on radar. In the case of a jet which sells itself as the razor edge of an established design ...

Russia's S-400 Triumf, made by the Almaz-Antey company, stands as one of its top surface-to-air missile defenses. Each battalion costs Russia between $300 million and $500 million to set up and keep ...

In a Brooklyn federal courtroom on Friday, Vadim Yermolenko, a dual U.S.-Russian citizen, pleaded guilty to conspiring to supply U.S.-made electronics to Russia’s defense sector. The equipment, valued ...

Ukrainian forces have struck a Russian Nebo-U radar station and a Pantsir-S1 self-propelled anti-aircraft system in temporarily occupied Crimea. Ukraine's defence forces have also hit a Russian drone ...