Military analyst Michael Kofman says “time is increasingly not on Russia’s side.” ...

Ukraine and Russia-backed separatists in an eastern district of Luhansk are trading allegations of an escalation in fighting after the United States claimed that Moscow is seeking a pretext to invade.

Russia and Ukraine struck each other’s energy infrastructure, hitting oil facilities in a key Russian Black Sea port as well as gas and oil assets in two Ukrainian regions.

Ukraine’s years of battlefield experience with drone technology and air defence tactics have drawn attention from Gulf nations, European allies, and the United States.

Perspective: Ukraine's liberating push for self-sufficiency in long-range drones and missiles is beginning to pay off.

Ukraine and its allies are increasingly confident that Russia’s invasion is running out of steam as Kyiv stabilizes the front ...

Kyiv is forcing Moscow to choose whether to devote air defense resources to defending the Russian homeland or occupied Crimea ...

A Ukrainian drone barrage killed at least four people in weekend strikes inside Russia that Ukrainian President Volodymyr ...

Ukrainian forces have been substantially slowing Russia's advance and are seeing fresh battlefield gains not achieved in years, warfare experts said. "The Ukrainians are gaining more ground," George ...

The imminent departure of Viktor Orbán is forcing EU leaders to confront uncomfortable questions about Ukraine's accession process that the Hungarian veto had, until now, kept unanswered. View on euro ...