A brief interim government of Korea existed for about a year after Japan’s defeat during World War II as the People’s Republic of Korea. It mainly served as a way for America and the Soviet Union to agree on how Korea should be divided to every detail.
For most of its last remaining years of independence, Korea was ruled as the Joseon Kingdom. Confucianism was strictly the state religion with Buddhism being mostly outlawed.
As Samsung was founded before modern electronics really took off, it was actually founded as a trucking company.
Sado was a prince in Korea that basically did whatever he wanted, and most of time, he was into pretty dark and twisted hobbies. His father ended up locking him in a chest and never let him out.
In the Netflix series Squid Game, the characters often wear white slip on sneakers by Vans. The shoe company reported that sales for that particular shoe went up 7,800% after the show premiered.