Ukrainian president tells Europe its own security is at stake while Joe Biden pledges ‘further defence cooperation’ with Ukraine
- Full report: Biden offers further military support to Ukraine
- Russia reasserts right to use nuclear weapons in Ukraine
- Russian soldiers release town’s mayor and agree to leave after protests
- Analysis: Russia scales back its ambitions but war far from over
- Tell us: how have you been affected by the situation in Ukraine?
Hello, this is Helen Livingstone bringing you the Guardian’s live coverage of the Russian invasion of Ukraine. Here’s what’s been happening:
