The drills could trigger a belligerent response from North Korea, which portrays them as invasion rehearsals and have used the allies’ military cooperation as a pretext to advance the development of nuclear weapons and missile systems, AP reported. South Korean and US military officials said this year’s Ulchi Freedom Shield exercise, scheduled for Aug. 19-29, will include computer-simulated exercises designed to enhance readiness against such threats as missiles, GPS jamming and cyberattacks, and concurrent field maneuvers and live-fire exercises.

The allies in particular aim to “further strengthen (their) capability and posture to deter and defend against weapons of mass destruction,” military officials said in a joint news conference. Lee Sung Joon, spokesperson of South Korea’s Joint Chiefs of Staff, said about 19,000 South Korean troops will participate in the drills, which he described as an “essential element for maintaining a strong defense posture to protect the Republic of Korea,” using South Korea’s formal name. Col.

Ryan Donald, spokesperson of US Forces Korea, didn’t comment on the number of US troops participating in the exercises and said he couldn’t immediately confirm whether the drills will involve US strategic assets. The United States in recent months has increased its regional deployment of long-range bombers, submarines and aircraft carrier strike groups to train with South Korean and Japanese assets in a show of force against the Nort.