North Korea says it test-fired long-range cruise missiles

North Korea said Friday it test-fired long-range cruise missiles in waters off its eastern coast a day earlier, adding to a provocative streak in weapons demonstrations as its rivals step up military training.

The U.S. and South Korean militaries didn’t immediately confirm the exercise, which North Korea’s official Korean Central News Agency said were intended to verify the reliability of the missiles and the rapid-response capabilities of the unit that operates those weapons.

The launches would have taken place as the United States and South Korea held a simulated military...