SEOUL, South Korea — South Korean prosecutors on Sunday indicted impeached President Yoon Suk Yeol on rebellion in connection with his short-lived imposition of martial law, a criminal charge that could incur the death penalty or life imprisonment if convicted.

South Korean prosecutors indicted the impeached President Yoon Suk Yeol on insurrection charges over his declaration of martial law, a move that plunged the country into political turmoil.