Acting President Choi Sang-mok on Tuesday issued a New Year's message, sharing his vision of overcoming the current crisis wisely as the country faces grave sadness for the loss of 179 lives in a Jeju Air's plane crash and presidential impeachment.

South Korea's acting President Choi Sang-mok said on Tuesday he would immediately move to fill vacancies on the Constitutional Court in a effort to restore stability after the impeachment of two of his predecessors this month triggered political turmoil.

Finance Minister Choi Sang-mok became on Friday South Korea's second acting president in two weeks, as lawmakers voted to impeach the current acting leader, Prime Minister Han Duck-soo, fuelling political uncertainty in Asia's fourth-largest economy.

The turnover at the top of Asia’s fourth-largest economy left the government scrambling when Jeju Air flight 7C2216 slammed into a wall at Muan International Airport on Sunday

South Korean Acting President Choi Sang-mok called for national harmony and unity and for trust in the government in a New Year's address on Tuesday, amid an unprecedented political crisis sparked by impeached President Yoon Suk Yeol's short-lived martial law declaration.

The presidential office voiced regret Tuesday after acting President Choi Sang-mok appointed two justices to the Constitutional Court, saying he has gone beyond his authority as the interim leader by going ahead with the appointments.

Acting president Choi Sang-mok appointed one liberal and one conservative judge to the Constitutional Court as the National Assembly wrapped up its final plenary session with a slew of DP-railroaded bills.