South Korea’s ruling party has thrown its support behind attempts to impeach embattled President Yoon Suk Yeol over his ill-fated decision to declare martial law that sparked a political crisis and widespread public anger in the country.

South Korean President Yoon Suk Yeol said on Thursday he would "fight to the end" as his own political party shifted closer to voting with the opposition to impeach him over his short-lived martial law order that threw the U.