Ex-President Yoon Acquitted in Marine Death Case

The case arose from the July 2023 death of Marine Cpl. Chae Su-geun, who drowned while searching for people missing after heavy rains. An initial Marine Corps investigation held a division commander and seven others responsible, but prosecutors said officials later pressured investigators to revise the findings.
The independent counsel had sought a five-year prison sentence for Yoon in the ambassadorial-appointment case.
Yoon’s defense argued that Lee’s appointment was intended to strengthen military cooperation between South Korea and Australia, and the court said the appointment could reflect Yoon’s policy and political judgment given the importance of bilateral defense ties.
The court said an ambassador’s identity, location and posting are officially confirmed and publicly announced, making it difficult to characterize the appointment as concealing Lee’s whereabouts or helping him evade investigators.
Yoon’s lawyers welcomed the acquittal and urged prosecutors not to appeal, while prosecutors had not immediately announced whether they would challenge the ruling.
Former South Korean President Yoon Suk Yeol won an acquittal in a high-stakes case tied to a Marine's 2023 death, according to UPI. The Seoul Central District Court ruled that Yoon did not abuse his power or help former Defense Minister Lee Jong-sup evade investigators by appointing Lee as ambassador to Australia. The court found that the appointment fell within presidential authority and that public ambassadorial posts cannot conceal someone's whereabouts.
The acquittal offers Yoon rare legal relief as he battles separate, more serious charges stemming from his martial-law declaration. China Daily Asia reported that prosecutors had sought five years in prison for Yoon in this case. Five other senior officials charged in the appointment and travel-restriction lifting were also acquitted.
Marine Corporal Chae Su-geun drowned in July 2023 while searching for missing people during heavy rains. An initial Marine Corps investigation held a division commander and seven others responsible for his death. But prosecutors later alleged that senior officials pressured investigators to revise the findings downward.
The independent counsel claimed Yoon appointed Lee ambassador to Australia to help him escape the investigation into the Marine's death. UPI reported that prosecutors sought a five-year prison sentence. They argued the appointment was a cover-up: moving Lee overseas to shield him from accountability while investigators probed his role.
The Seoul court found no evidence Yoon intended to obstruct the investigation. WRAL noted the court ruled the appointment fell within presidential personnel authority. The judgment emphasized that ambassadorial posts are publicly announced and confirmed, making it impossible to hide someone's location through such a visible appointment.
Yoon's defense argued the posting strengthened military ties with Australia. The court accepted this reasoning, viewing the appointment as legitimate policy judgment rather than criminal concealment.
While this acquittal is significant, Yoon remains under trial for declaring martial law in December 2023, a far more serious charge. Prosecutors have not announced whether they will appeal the marine-death case ruling. Yoon's lawyers urged them not to, calling the decision final.
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