U.S. national security experts have renewed their warning that the purpose of North Korea’s recent missile launch was to test its ability to put a satellite into orbit that could carry a nuclear weapon capable of causing a devastating electromagnetic pulse above the United States. In an article in the National Review, the experts warned that the development constitutes an “existential threat” to the United States, demonstrating “an ability to kill most Americans with an electromagnetic-pulse (EMP) attack.”

The article was authored by former Central Intelligence Agency Director R. James Woolsey; former Strategic Defense Initiative Director Henry F. Cooper; William R. Graham, President Reagan’s science adviser and acting director of the National Aeronautical and Space Administration and former chairman of the congressionally-mandated EMP Commission; Fritz Ermarth, former chairman of the National Intelligence Council; and Peter Vincent Pry, executive director of the EMP Task Force on National and Homeland Security and a former CIA analyst. READ MORE