Ukraine and its allies launched an advocacy week on Capitol Hill today, and got a warm welcome. But while Congress remains Kyiv’s staunchest supporter in Washington, sanctions bills continue to languish in both chambers.

Russia launched a massive overnight attack on Ukraine using more than 70 missiles and 450 drones, Zelenskyy said, one day before peace talks resume in Abu Dhabi.

As losses mount, the pace of Russia's advance has at times been slower than the Battle of the Somme during World War I, a report says.

Ukraine has agreed with western partners that persistent Russian violations of any future ceasefire agreement would be met by a co-ordinated military response from Europe and the US, according to people briefed on the discussions.

KYIV — Ukraine fears it can’t rely on security guarantees from its allies in any potential peace deal, and so must be ready to stand alone as a “steel porcupine” to ensure that Russian dictator Vladimir Putin won’t return for another attack.

Russia attacked Ukraine’s capital Kyiv with ballistic missiles early on Tuesday, local authorities reported, following a week-long pause in strikes on major cities and infrastructure agreed to by Russia and the US as Ukraine grapples with plummeting winter temperatures.

Following a conversation with Indian Prime Minister Narendra Modi, US President Donald Trump has reported that the Indian leader is willing to stop buying Russian oil, which he said may help to end Russia's war against Ukraine more quickly.