According to him, the United States will be “extremely disappointed” if the DPRK decides to conduct new tests.

At the same time, O'Brien noted that the American leader Donald Trump “has no illusions that this is a very dangerous issue,” and the president “is trying to de-escalate tensions.”

“We have tools in our stock. And we will use them as necessary, ”he said.

Earlier, the former Assistant to the President of the United States for National Security, John Bolton, criticized the White House for the fact that the US administration does not impede the DPRK's attempts to develop nuclear potential.

In early December, the Chief of the General Staff of the Korean People’s Army (KPA), Pak Chen Cheong, declared the risk of the development of relations between the DPRK and the United States in a full-scale armed conflict.

Trump later said that he denies the possibility of Pyongyang hostile actions against Washington.

Experts talked about why in the DPRK they are announcing new tests. More details in the material RT.