North Korea’s war of words escalates – Timeline of a crisis

Updated 2:34 AM EDT, Thu April 11, 2013

Story highlights

U.S. and South Korean officials believe Pyongyang poised on a missile test

North Korea warns foreigners in South Korea to leave, following similar advice to diplomats

Pyongyang blocks workers from entering joint commercial zone operated with South

(CNN) —  

North Korea has raised political tensions on the peninsula with a barrage of bombastic comments directed at its enemies South Korea and the United States.

Even by North Korean standards, the series of threats during the past six weeks by enigmatic young leader Kim Jong Un have been incredibly provocative, making the situation worrisome for analysts.