South Korean President Yoon Suk Yeol appeared in a Seoul court for his impeachment trial Tuesday, defending his short-lived martial law bid and denying charges that he ordered the military to drag lawmakers away.

South Korean President Yoon Suk Yeol attended on Tuesday a Constitutional Court hearing of his impeachment trial where he denied ordering military commanders to drag lawmakers out of parliament during his short-lived bid to impose martial law.

South Korean investigators asked prosecutors to indict the country’s detained President Yoon Suk Yeol over his short-lived imposition of martial law last month, as it accused him of rebellion, abuse of power and obstruction of parliament.