06/06/1945
https://www.presidency.ucsb.edu...
"By virtue of the authority vested in me by section 2 of the Civil Service act (22 Stat. 403), by section 3 of the Civil Service Retirement Act of May 29, 1930, as amended by section 3 of the act of Ja..."
"To the extent no inconsistent with this order, appointments and position changes in the competitive service shall be made in accordance with civil service laws, rules, and regulations, and appointment..."
"No person shall be entitled to more than one award of the Korean Service Medal."
"There is hereby established the Korean Service Medal, with suitable appurtenances, for award."