Washington has given Moscow 50 days from July 14 to reach a peace deal or face bruising sanctions. Read more at ...

In the north a 50,000-strong Russian force is attacking Sumy, a provincial capital. Our model is detecting artillery fire and ...

For months the talk in Kyiv was of a much-anticipated Russian offensive that would aim to gobble up more of Ukraine’s eastern regions. So far, it’s been underwhelming – but the Russians have made some ...

Russia’s army has vast manpower and equipment advantages over Ukraine but its progress has been slow and Russian military bloggers blame a culture of military corruption.

Ukraine still struggles with manpower. Russia grinds forward relentlessly. The battlefield is saturated with drones and agile ...

For months the talk in Kyiv was of a much-anticipated Russian offensive that would aim to gobble up more of Ukraine’s eastern regions. So far, it’s been underwhelming – but the Russians have ...