US President Joe Biden has warned Russia against ususing chemical weapons in Ukraine and promised to respond as NATO (North Atlantic Treaty Organisation.)
“It (biological & chemical weapons) would trigger a response in kind. We would respond if Russia uses it. The nature of the response would depend on the nature of the use," he said.
Western nations have warned Russia could be preparing to use chemical or biological weapons in Ukraine, as its invasion of the country enters its fifth week.
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Earlier, Mr Biden said Nato would not send troops to Ukraine over fears of a direct military confrontation with Russia.
The American president is currently in Europe for an emergency meeting with NATO leaders for talks over the global resistance against Russia, military aid for Ukraine and tougher sanctions on Russia.
“The single most important thing is for us to stay united," American president said after the meeting.
He is also travelling to Poland today where more than two million Ukrainians have fled from the fighting.
With Inputs From BBC
