South Korean Marines exit an amphibious assault vehicle during a landing operation in the southern city of Pohang, on Nov 5, 2018.  (Photo: AFP)

Uriminzokkiri, the North's external propaganda outlet, said in a commentary that it’s an outright provocation, especially as their partner is pursuing negotiations. South Korea conducted its own annual military drills involving the army, air force and marine corps aimed at enhancing their interoperability.

South Korea and the United States have also been engaging in joint maritime exercises since November 5^th. South Korea called them "defensive" drills, but the North has criticized them, saying that they would not be helpful in easing tensions.