N. Korea says it test-fired biggest ICBM, US adds sanctions

This photo distributed by the North Korean government shows what it says a test-fire of a Hwasong-17 intercontinental ballistic missile (ICBM), at an undisclosed location in North Korea on March 24, 2022. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP)

This photo distributed by the North Korean government shows what it says a test-fire of a Hwasong-17 intercontinental ballistic missile (ICBM), at an undisclosed location in North Korea on Thursday. (Korean Central News Agency/Korea News Service via AP)

SEOUL, South Korea — North Korea said it has test-fired its biggest-yet intercontinental ballistic missile under the orders of leader Kim Jong Un, who vowed to expand the North’s “nuclear war deterrent” while preparing for a “long-standing confrontation” with the United States.