This article is about the demographic features of the population of South Korea , including population density , ethnicity , education level, health of the populace, economic status, religious affiliations and other aspects of the population. In June , South Korea's population reached 50 million,  and by the end of , South Korea's population has surpassed 51 million people. In South Korea, a variety of different Asian people had migrated to the Korean Peninsula in past centuries, however few have remained permanently. South Korea and North Korea are among the world's most ethnically homogenous nations. Both North Korea and South Korea equate nationality or citizenship with membership in a single, homogenous ethnic group and politicized notion of "race.
The aging of Japan is thought to outweigh all other nations, with Japan being purported to have the highest proportion of elderly citizens. Japan is experiencing a "super-aging" society both in rural and urban areas. Japan had a post-war baby boom between and The law of [ clarification needed ] led to easy access to abortions, followed by a prolonged period of low fertility, resulting in the aging population of Japan. Japan's population began to decline in Japanese citizens largely view Japan as comfortable and modern, resulting in no sense of a population crisis.
When the whirlwind of the Winter Olympics spins to a close this weekend, the host city, Pyeongchang, South Korea, will settle down to a life beyond aerial flips, halfpipe pretzels and metronomic North Korean cheerleaders. The place will become, once again, a quiet spot where very few children live — its population a disproportionately elderly one, dependent on an imperiled social-security system. Pyeongchang played a happy Olympic host, but its everyday economic reality highlights an existential threat shadowing South Korea. The more intractable danger is a demographic time bomb already starting to detonate across South Korea and all over East Asia. Throw in rising life expectancy, and South Korea is now aging faster than any other advanced economy on Earth.
Following the partition of Korea in the aftermath of the Korean War , the percent of foreigners in South Korea has risen to 3. King Gojong called foreigners "uneducated louts," motivated by "lechery and sensuality. Joseon diplomacy mainly involved the Sadae "serving the great" policy toward Imperial China. Siam sent an envoy to Taejo's court in The Joseon kingdom made every effort to maintain a friendly bilateral relationship with China for reasons having to do with both realpolitik and a more idealist Confucian worldview wherein China was seen as the center of a Confucian moral universe.