Why Russians nuclear forces on high alert ?

President Vladimir Putin on Sunday ordered Russian nuclear deterrent forces to be placed on high alert

Accused the West of taking "unfriendly" steps against his country.

International tensions are already soaring over Russia's invasion of Ukraine

"I order the defence minister and the chief of the general staff of the Russian armed forces to put the deterrence forces of the Russian army into a special mode of combat service," Putin said.

"Senior officials of leading NATO countries also allow aggressive statements against our country."

The Russian president on Thursday ordered the invasion of Ukraine, sending shockwaves around the world.

Putin has ordered Russia’s nuclear weapons prepared for heightened readiness to launch