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

South Korea’s Constitutional Court has unanimously removed Yoon Suk Yeol as president after he threw the nation into turmoil by declaring martial law and sending troops to parliament in an ill-fated effort to break through legislative gridlock.

South Korean President Yoon Suk Yeol, who declared martial law and had special forces storm the National Assembly, is removed from office.