New Delhi, June 11 -- Ukraine President Volodymyr Zelensky called on global allies to respond forcefully to the renewed Russian assault, demands 'concrete action' as Russian strikes hit Kyiv and Odesa.

"It is vital that the response to this and other similar Russian attacks is not silence from the world, but concrete action. Action from America, which has the power to force Russia into peace. Action from Europe, which has no alternative but to be strong," Zelensky posted on social media.

His remarks come amid mounting frustration over the stalled peace talks and what Ukraine sees as insufficient Western resolve.

The statement also comes when Ukraine was rocked early Tuesday (June 10) by a massive wave of Russian drone and missile strik...