North Korea claimed to hold its largest ever long-range artillery exercise to simulate an attack on South Korea, state-run media the Rodong Sinmun reported on Friday.

Pyongyang said their military will obliterate South Korean President Park Geun-hye’s residence and liberate the southern part of the peninsula.

“If those mongrels … challenge against us, all of our artillery power will raze Seoul to the ground with nothing left but ash plumes,” the Rodong Sinmun article reads.

The location of where the exercise took place was not announced, however satellite imagery analyzed by NK News indicates the exercise was held the on the coast