Yoon attends hearing of impeachment trial President Yoon Suk Yeol looks pensive during the 10th hearing of his impeachment trial at the Constitutional Court in Seoul on Feb. 20, 2025, over his short-lived imposition of martial law in December.

Ahead of the hearing, both sides are gearing up for their closing statements which will justify their respective claims on his insurrection and power abuse charges

South Korean President Yoon Suk Yeol could try to impose martial law again or undermine constitutional institutions should he be reinstated, lawyers for parliament argued on Tuesday as his impeachment trial entered its final phase.