SEOUL, Jan. 26 (Xinhua) -- South Korean former Prime Minister Han Duck-soo's legal team filed an appeal on Monday against the first-instance verdict on his aiding insurrection charges, Yonhap News Agency reported.

South Korea's former Prime Minister Han Duck-soo (C) is pictured before a trial in Seoul, South Korea, Jan. 21, 2026. (Photo: Xinhua)

Han was sentenced to 23 years in prison on Wednesday for aiding and abetting the insurrection of the impeached former President Yoon Suk-yeol.

Meanwhile, the special counsel overseeing the insurrection case also filed an appeal, contesting parts of the first-instance ruling that acquitted Han of certain charges.