Mr Yoon is accused of leading an insurrection by declaring martial law on 3 December, a decision that prosecutors call illegal and intended to disrupt the nation’s constitutional order.

Mr Yoon, 64, was suspended by politicians over his 3 December attempt to subvert civilian rule, which saw armed soldiers deployed to parliament. He was also arrested on insurrection charges as ...

The Constitutional Court upheld Yoon’s impeachment by parliament, ruling unanimously that he violated his constitutional duty by briefly declaring martial law on December 3 with no justifiable grounds ...

The ruling expected on Friday will determine his political fate, but it does not mean the turmoil caused by Mr Yoon’s short-lived imposition of martial law is over. Over the last few months ...