Former US Ambassador Michael McFaul in Russia advised Americans who doubt the illegitimacy of the Russian annexation of the Crimea and Russia's aggression against Ukraine, to simulate a similar situation in America.

He wrote about this in his Twitter account on Thursday, Ukrinform reports..

"When Americans tell Ukrainians to be more pragmatic in their dealings with Russia, I ask myself how pragmatic we will be, Americans, if China annexes Hawaii, Canada invades Maine or Mexico, will support separatists in California?" - wrote a former high-ranking diplomat.

His publication in the social network caused a lively discussion, which was also joined with provocative statements by users with Russian-language names.

Also, many began to defend the diplomat, reminding how many victims Ukraine suffered because of Russia's aggression.

Michael McFaul during the first presidential term of Barack Obama worked as a special assistant to the US president on national security issues. From 2011 to 2014. he headed the United States Embassy in Moscow.

After leaving the diplomatic service and to the present time, McFaul works as a leading expert on Russia and American foreign policy. Now he is a professor of political science at the Center for Democracy, Development and the Rule of Law in one of the most prestigious American universities - Stanford.