Twenty nations agreed on Tuesday to consider tougher sanctions to press North Korea to give up its nuclear weapons and US Secretary of State Rex Tillerson warned Pyongyang it could trigger a military response if it did not chose negotiations.
A US-hosted meeting of countries that backed South Korea during the 1950-53 Korea War also vowed to support renewed dialogue between the two Koreas “in hopes that it leads to sustained easing of tensions” and agreed that a diplomatic solution to the crisis was both essential and possible.
North Korean leader Kim Jong Un has refused to give up development of nuclear

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