Kim Jong Un

North Korea tests newly developed high-thrust rocket engine

North Korea has conducted a ground test of a new type of high-thrust rocket engine that leader Kim Jong Un is calling a revolutionary breakthrough for the country's space program, the North's state media said Sunday.

Kim attended Saturday's test at the Sohae launch site, according to the Korean Central News Agency, which said the test was intended to confirm the "new type" of engine's thrust power and gauge the reliability of its control system and structural safety.

Kim called the test "a great event of historic significance" for the country's indigenous rocket industry, the KCNA report said.

He also said the "whole world will soon witness...

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