Police arrested at least 17 of the attackers. The liberal opposition party accused the president of encouraging the attack.

Yoon Suk Yeol was taken to a detention center after being questioned by law enforcement officials over his imposition of martial law last month

Yoon’s detention, after a tense standoff outside the presidential residence, marks the latest chapter in a bewildering series of events since his martial law decree.

Yoon's declaration of martial law in December stunned South Koreans and plunged one of Asia's most vibrant democracies into political turmoil.

Yoon Suk Yeol becomes first sitting South Korean president to be arrested, six weeks after he declared martial law

Judges at South Korea's Constitutional Court get underway with a trial this week that could remove the country's president from office. Yoon Suk Yeol sent the nation into a democratic crisis six weeks ago when he declared martial law.

Thousands of police put down their guns and marched into South Korea’s presidential compound on Wednesday to arrest the impeached head of state Yoon Suk Yeol.

South Korea's impeached President Yoon Suk Yeol was formally arrested early Sunday, days after being apprehended at his presidential compound in Seoul. He faces possible imprisonment over his ill-fated declaration of martial law last month.

South Korean President Yoon Suk-yeol went Saturday to testify before the court that must decide whether or not to extend the arrest of the deposed president, detained by the national anti-corruption bureau for his fleeting declaration of martial law.

South Korea’s impeached president, Yoon Suk Yeol was formally arrested early on Sunday, days after being apprehended at his presidential compound in Seoul.

Supporters of impeached President Yoon Suk Yeol pushed past lines of police to enter the court, some destroying furniture and blasting fire extinguishers at officers trying to suppress them.