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.

Impeached president appears in two courtrooms, first to hear criminal insurrection charges and then to face a Constitutional Court impeachment trial, both in connection with his Dec. 3 imposition of m

South Korea's ousted President Yoon Suk Yeol on Wednesday became the country's first sitting head of state on trial on criminal charges.