Over the past year, tensions between North Korea and the United States have increased significantly because of Pyongyang's frequent weapons tests. With fears of a nuclear conflict growing, outside experts have called for direct talks between the two nations to defuse the situation.
Any exchanges between the militaries or government officials of the US and Taiwan would be resolutely opposed, said a Beijing spokesman said on Wednesday.
Secretary-General Antonio Guterres is warning that Iran may be defying a U.N. call to halt ballistic missile development even as it complies with the nuclear deal with six world powers.
The Islamic State may stand alone in its brutality in Iraq and Syria, where it orchestrated civilian massacres and suicide bombings and salted people's homes with thousands of improvised explosives.