US B-1B bombers along with fighter jets from the South Korean and Japanese air forces participated in the 10-hour bilateral mission, practicing intercept and formation drills.
The maneuver followed Pyongyang's second ICBM test this month late Friday, with Kim Jong-Un saying the move demonstrated the country's ability to strike any target in the United States.
"North Korea remains the most urgent threat to regional stability," said General Terrence O'Shaughnessy, Pacific Air Forces commander, in a statement.
"If called upon, we are ready to respond with rapid, lethal, and overwhelming force at a time and place of our choosing."
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