A former military commander who has accused President Yoon Suk Yeol of ordering the removal of lawmakers from the National Assembly building during December's brief imposition of martial law is set to testify at Yoon's impeachment trial Thursday.

South Korean prosecutors have indicted the impeached President Yoon Suk Yeol over his imposition of martial law, Yonhap news agency reported.

SEOUL (Reuters) - A top South Korean military commander said on Tuesday he trusted President Yoon Suk Yeol to be making a legitimate decision when he declared martial law, but declined to say if the impeached leader gave orders to "drag" lawmakers out of parliament.

Prosecutors indicted detained South Korean President Yoon Suk Yeol on Sunday on charges of leading an insurrection with his short-lived imposition of martial law last month.

South Korean investigators asked prosecutors to indict the country's detained President Yoon Suk Yeol over his short-lived imposition of martial law last month, as it accused him of rebellion, abuse of power and obstruction of parliament.

South Korean prosecutors indicted impeached president Yoon Suk Yeol on Sunday on charges of leading an insurrection, with his short-lived martial law declaration on 3 December.

Prosecutors in South Korea have indicted impeached President Yoon Suk Yeol in connection to insurrection charges. South Korea’s parliament voted to impeach Yoon last month after he briefly declared martial law and thrust the country into chaos.

Yonhap news agency says South Korean prosecutors have indicted the impeached President Yoon Suk Yeol over his imposition of martial law.

A former head of the Defense Counterintelligence Command, indicted in connection with President Yoon Suk Yeol's short-lived martial law declaration, said Tuesday that he repeatedly expressed his opposition to the scheme to Yoon,