Supporters detained after South Korean president’s arrest sparks protest

Police officers stand guard as supporters of impeached South Korean President Yoon Suk Yeol try to enter the Seoul Western District Court (Ahn Young-joon/AP)

Supporters of South Korea’s impeached President Yoon Suk Yeol have been detained by police after protesting his formal arrest over the brief imposition of martial law.

Mr Yoon’s arrest was confirmed by the Seoul Western District on Saturday after he was apprehended at his presidential compound in the capital.