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The Boston Globe

World

Both Koreas step up threats

SEOUL — The governments of North and South Korea escalated their hostile warnings to the highest level in years on Friday, with each threatening to annihilate the other a day ­after the UN Security Council unanimously imposed tightened sanctions on the North for its nuclear test last month.

North Korea said it was nullifying all nonaggression agreements with South Korea, and one of its top generals claimed his country had nuclear-tipped intercontinental ballistic missiles ready to blast off. South Korea said that if North Korea attacked the South with a nuclear weapon, the government of the North’s leader, Kim Jong Un, would be ‘‘erased from the earth.”

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