South Korean President Yoon Suk Yeol has declared martial law, vowing to eliminate 'anti-state' forces as he struggles against an opposition that controls the country's parliament and which he accuses of sympathising with communist North Korea.

South Korean President Yoon Suk Yeol has declared martial law, vowing to eliminate 'anti-state' forces as he struggles against an opposition that controls the country's parliament and which he accuses of sympathising with communist North Korea.