The impeached president of South Korea, Yoon Suk Yeol, has argued that he be released from custody before a court in Seoul, which is considering whether to grant a request for his formal arrest. Yoon has been in detention since being seized in a large law enforcement operation at his residence on Wednesday. He has been accused of orchestrating a rebellion after his declaration of martial law in December last year, which triggered South Korea’s most serious political crisis since its democratisation in the late 1980s. A warrant for Yoon’s formal arrest was requested by the Corruption Investigation Office for