According to the diplomat, the launches from Pyongyang only strengthened Washington's alliance with Seoul and Tokyo.
“We are also very closely monitoring the continuing possibility of conducting (DPRK. -
RT
) a nuclear test, which will also entail our powerful response,” TASS quotes Sullivan.
On June 5, North Korea conducted an exercise using one ballistic and at least six short-range missiles capable of changing the flight path.
Rockets fired towards the Sea of Japan.
After the incident, representatives of Japan, South Korea and the United States held a meeting, during which they agreed that the increase in Pyongyang's missile and nuclear activity is a clear and serious challenge to the world community.
The US State Department has declared its commitment to diplomatic contacts with the DPRK, despite Pyongyang's missile launches.