South Korea's president declares emergency martial law

BBC LIVE Summary

South Korea's President Yoon Suk Yeol has declared emergency martial law

The move comes as Yoon's People Power Party and the main opposition Democratic Party continue to disagree over next year's budget bill

In a surprise late night television address he says the measure is necessary to protect the country from North Korea's communist forces and to eliminate anti-state elements

Analysis: Yoon is mired by several controversies and has been a lame duck president since the last general election

Both the ruling party and opposition have vowed to block the declaration, Yonhap news agency reports