Members of the North Atlantic Treaty Organization (NATO) vowed to work toward the “complete, verifiable and irreversible denuclearization of North Korea” in a joint statement on Monday after holding a summit in Brussels.

The remarks came just a few weeks after the U.S. and South Korean presidents issued a joint statement pledging to work toward the complete denuclearization of the Korean Peninsula.

“We reiterate the Alliance’s full support to the goal of the complete, verifiable and irreversible denuclearisation of North Korea, in accordance with relevant UNSCRs (U.N. Security Council Resolutions),” the NATO joint communiqué read. 

The countries called on Pyongyang