US National Security Adviser John Bolton ramped up rhetoric on China in an interview on conservative commentator Hugh Hewitt’s radio show on Friday.
US Sanctions on Iran has been more effective than expected, President Donald Trump’s national security adviser said.
Trump’s top security adviser has urged Iran to take up an offer of talks with the US.
US national security adviser John Bolton plans to visit Moscow to prepare for a possible meeting of Trump and Putin.
North Korea has agreed to hold high-level talks with South Korea on March 29.