I hope new ARMYs will learn about the risky, yet courageous act of BTS releasing and performing highly political songs criticising their own government during a crucial time in SK. Donating to a cause that could have potentially led to being blacklisted by the government.

This is a very good starting point. https://muish.wordpress.com/2016/10/23/bts-am-i-wrong-english-translation-and-ramblings/