5 February (1947), Founding Day of Karen National Union (KNU) – Thank You

The Karen National Union (KNU) is an armed group operating in the border area between Burma and Thailand. In Karen, this area is called Kawthoolei. The KNU has been fighting the Burmese government since 1948 through its armed wing, the Karen National Liberation Army (KNLA).

http://en.wikipedia.org/wiki/Karen_National_Union