The president faces an accusation of insurrection and, in a first for a sitting leader, the possibility of arrest. Here’s what to know about his political future.

SEOUL, South Korea (AP) — A former South Korean defense minister was formally arrested Wednesday over his alleged collusion with President Yoon Suk Yeol and others in imposing martial law last week, as authorities investigate whether their acts amount to rebellion.

The report by Yonhap news agency said police were considering banning Yoon from leaving the country as they are investigating Yoon’s martial law imposition last week.