The Russian President, Vladimir Putin, called on United States to halt the «hysteria and cold war rhetoric,» during a special session with Russian parliamentarians.
He said the West has «exceeded in Ukraine and behaved irresponsibly».
Moreover, from the Ministry of Foreign Affairs of Russia said that the sanctions will not remain unanswered, but it did not specify what measures will be taken.
The European Union and United States approved Monday the freezing of assets and bans on travel for officials from Russia and Ukraine.
The US President Barack Obama, said that they will be considering new sanctions if Russia does not change its attitude to Ukraine.