SINGAPORE (S&P Global Ratings) Oct. 4, 2021--S&P Global Ratings today assigned its 'AA' long-term foreign currency rating to the U.S.-dollar-denominated and euro-denominated notes that the Republic of Korea (AA/Stable/A-1+) expects to issue. The notes represent direct, general, unconditional, and unsubordinated obligations of the sovereign. Criteria Governments Sovereigns: Sovereign Rating Methodology, Dec. 18, 2017 General Criteria: Methodology For Linking Long-Term And Short-Term Ratings, April 7, 2017 General Criteria: Principles Of Credit Ratings, Feb. 16, 2011 General Criteria: Methodology: Criteria For Determining Transfer And Convertibility Assessments, May 18, 2009