The BBC has spoken to people close to the president to understand what drove him to trigger an authoritarian takeover.

Former South Korean leader Yoon Suk Yeol faces trial on charges of insurrection after declaring a brief martial law last year ...

Yoon's decision to declare military rule and send troops to Seoul streets in December made him the country's first president ...

The lingering risks stemming from former President Yoon Suk Yeol’s martial law decree became a thorny issue among ...

South Korea's ousted leader Yoon Suk Yeol argued that his brief martial law declaration late last year was "not a coup d’etat ...

Former South Korean president Yoon Suk Yeol faces charges of rebellion after declaring martial law, leading to his removal ...

Former president Yoon Suk Yeol's decision to enact martial law and send troops onto Seoul streets last year cost him his job.

South Korea ’s ousted president Yoon Suk Yeol rejected charges of leading an insurrection as his high-profile criminal trial began in Seoul, defending his short-lived declaration of martial law as a ...

According to prosecutors, Yoon had no legal grounds to impose martial law and used it as a way to try and disable state ...

On Dec. 3, South Korean President Yoon Suk Yeol invoked martial law, under a rationale that remains somewhat nebulous. Friday ...

Ousted South Korean President Yoon Suk Yeol arrived at the Seoul Central District Court on Monday morning to attend the ...

In February, investigators raided Lee's residence and two offices -- one located in Seoul and the other in the central ...