mexico city north korea ambassador mexico friday say tensions unite state mexico city business president enrique pena nieto order leave country protest pyongyang nuclear test mexico thursday say give ambassador kim hyong gil 72 hours leave mexico order express absolute rejection north korea recent nuclear activity describe grave threat region world north korean ambassador brand move ignorant say disagreement country nuclear program issue unite state nothing mexico express great displeasure bilateral diplomatic measure take mexican government claim sovereign foreign policy claim without basis tell reporters outside north korean embassy mexico city mexico traditionally seek steer clear diplomatic spat past months adopt robust language condemn governments venezuela north korea descend increase international isolation mexico foreign minister luis videgaray lead diplomatic push also seek convince unite state keep north american free trade agreement place mexico move follow tide international condemnation north korea repeat missile launch test powerful nuclear weapon recent weeks videgaray friday stress mexico break diplomatic tie north korea country want send clear message absolute rejection recent test north korea-u.s. tensions mexico 's business diplomat