Join BTS's ARMY and learn the history of the international K-POP sensation! BTS (aka Bangtan Sonyeondan) has become one of K-POP's most well-known singing groups. The seven-member Korean boy band formed in 2013 and has slowly grown to worldwide fame through their music. Despite slow beginnings, the K-POP group now has millions of listeners around the world. They led the Korean Wave of music into the United States in 2017, and as of 2019, they are the only Korean group to top the US Billboard 200, and the first group since the Beatles to have three number-one albums in less than a year. BTS is also known for breaking the mold of K-POP, including social topics such as mental health, individualism, and social commentary in their hip-hop lyrics. TIME Magazine named the Korean Pop group as one of the 25 most influential people on the internet and named them as one of TIME's 100 most influential people of 2019.