India, Jan. 31 -- US secretary of state Marco Rubio on Thursday claimed that the history of the 21st century would revolve around relations between US and China, and also described the country as grave threat to America's national security.

In his first interview as secretary of state under Donald Trump's administration, Rubio told The Megyn Kelly Show, that not engaging with China would be "absurd" and criticised past US foreign policies that treated China as a developing country instead of the rich and powerful nation it is.

"The history of the 21st century will largely be about what happened between the US and China," , a news agency PTI report quoted Rubio as saying.

Marco Rubio added that, "China wants to be the most powerful coun...