Republic of Korea 대한민국 South Korea, an East Asian nation on the southern half of the Korean Peninsula, shares one of the world’s most heavily militarized borders with North Korea. 𝐂𝐚𝐩𝐢𝐭𝐚𝐥: Seoul 𝐀𝐧𝐭𝐡𝐞𝐦: Aegukga 𝐂𝐮𝐫𝐫𝐞𝐧𝐜𝐲: South Korean Won 𝐏𝐫𝐞𝐬𝐢𝐝𝐞𝐧𝐭: Daniel