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.

Prosecutors indicted detained South Korean President Yoon Suk Yeol on Sunday on charges of leading an insurrection with his short-lived imposition of martial law last month.

South Korea hit another political milestone on Sunday, as impeached President Yoon Suk Yeol became the country’s first sitting president ever to be indicted.