After extensive testing and refinements, the aircraft officially entered service with the Soviet Air Force in ... most of the Su-27s split between Russia and Ukraine. The Su-27 saw its first ...

Read also: Ukraine’s ... at the Myrhorod Air Base. Ukraine doesn't build Su-27s, and none of its allies have surplus examples of the type. Every bridge-busting Su-27 Kyiv loses is a bridge ...

Two senior U.S. military leaders focused on the Indo-Pacific detailed what Russia is offering to their partners in exchange ...

Ukraine's statement that it was investigating the downing of the F-16 has triggered speculations about a friendly fire ...

Russia launches no mass drone strike against Ukraine overnight 73% of Ukrainians say Trump is bad for Ukraine, poll shows Russia submits list of alleged Ukrainian ceasefire violations to US, UN and ...

Amid that uncertainty and U.S. warnings that Europe must take care of its own security and that of Ukraine in future, the force is seen as a first test of the continent’s willingness to defend ...

PARIS, March 27 (Reuters ... with allies on plans for a future land, air and sea "reassurance force", which could include troops based in Ukraine, to deter Russia from future aggression once ...

But Ukraine and Russia have disagreed ... to back up any European contingent with air and logistical support and other assistance. Building a force big enough to act as a credible deterrent ...

And it is an open question what role the United States would be willing to play to support a European force stationed in Ukraine ... We’re looking at sea, air and land.” ...