The commentary noted that as soon as some THAAD launching pads and related equipment were brought to the Osan U.S. air-force base, the defence ministry announced they would be deployed in Songju, North Kyongsang Province.

A military officer concerned claimed that the early introduction of THAAD is to cope with "the north's nuclear and missile threat", but there is a suspicion that the deployment was made to meet a political purpose of sparking security crisis, in actuality, the commentary said.

All acts of inviting retaliatory measures from a neighboring state should be halted, the commentary said, adding that south Korea should not be reduced to a theater of confrontation among big powers.