South Korea's impeached President Yoon Suk Yeol was indicted on insurrection charges on Sunday after he briefly declared martial law last month, prosecutors told local media. Why it matters: Yoon is the first sitting president to both be arrested and indicted on criminal charges.

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.

LONDON -- South Korean prosecutors formally indicted President Yoon Suk Yeol on Sunday, charging him with insurrection over his brief imposition of martial law in December, according to opposition lawmakers and South Korean media.