In this handout image provided by South Korean Defense Ministry, South Korean Air Force F-15K fighter jets drop MK-82 bomb during a training at the Pilsung Firing Range on September 18, 2017 in Gangwon-do, South Korea. U.S. F-35B stealth jets and B-1B bombers flew near the Military Demarcation Line (MDL) for the first time since recent tension between U.S. and North Korea started raising. (Photo by South Korean Defense Ministry via Getty Images)

In a move unprecedented in recent years, US Air Force bombers and fighter jets flew into international airspace east of North Korea on Saturday, Reuters reports. The Pentagon says it was the farthest north of the demilitarized zone between North and South Korea the US has flown in the 21st century. 

“This mission is a demonstration of US resolve and a clear message that the president has many military options to defeat any threat,” Pentagon spokesperson Dana White says. The mission was revealed just before North Korea's Ri Yong Ho addressed the UN. The foreign minister told the UN that North Korea has successfully tested nuclear bombs that can be mounted to ICBMs and that Trump, who he called "president evil," is making a North Korean attack on the US "inevitable," CBS News reports.

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