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.

National Assembly to stress illegal nature of martial law, president maintains he acted within his rights With the 11th hearing of President Yoon Suk Yeok's impeachment trial set for Tuesday, both sides are gearing up for the statements justifying their respective claims on the South Korean leader's 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.