Expectations that Russian fighters ... worked in World War II. It might have worked in the Cold War to repel a massive Soviet ground invasion of Europe. But the air war over Ukraine raises doubts ...

Barrage balloons were first used in WWI, but they played a particularly key role in Britain's defenses during WWII. According ... campaign to degrade the Russian Air Force." Also in June, Kyiv ...

"Sanctions against Russia are essential. More air defence for Ukraine is essential. More cooperation and unity among all partners is essential." 'Psychological deadline' for Putin to agree to ...