SEOUL: South Korea’s disgraced ex-president Yoon Suk Yeol was detained for a second time Thursday over his declaration of martial law and held in a solitary cell as investigators widened their insurrection probe. Yoon plunged South Korea into a political crisis when he sought to subvert civilian rule on December 3 last year, sending armed soldiers to parliament in a bid to prevent lawmakers voting down his declaration of martial law.

A South Korean court on Thursday ordered the arrest of former President Yoon Suk Yeol over his alleged attempt to impose martial law last year, placing him...

Yoon is in detention for a second time over his failed martial law declaration last year.