China and Russia declared that they will take measures against the US' missile defence system. In response to the US plans to deploy missile defence system to the Republic of Korea, China and Russia decided to cooperate. Xinhua News Agency did not specify the context of the measures to be taken, however stated that both countries aim to maintain strategic balance in the region. The US plans to deploy one of its most fundemental systems, 'Terminal High Altitude Area Defence (THAAD)' to protect the Republic of Korea.
211216-N-QI061-1222 NAVAL STATION MAYPORT, Fla. (December 16, 2021) An MQ-4C Triton Unmanned Aircraft System (UAS), assigned to Unmanned Patrol Squadron 19 (VUP-19), sits on the flight line at Naval Station Mayport, Florida, Dec. 16, 2021. VUP-19, the Navy’s first Triton squadron, will continue to maintain and operate the aircraft off the East Coast to further develop the concept of operations and refine tactics, techniques, and procedures. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nathan T. Beard/ Released)