Taekwondo is popular for several reasons the primary reason is having an organization with the goal of becoming popular.
During the Korean War there were demonstrations of Oriental Martial Arts put on for by local kwans for the American troops. The South Korean President after watching these wanted to have the entire army trained. Several of the masters who worked together in training the South Korean troops founded the Korea Taekwondo Association.
The Korea Taekwondo Association put together a touring show which traveled to other counties putting on demonstrations. There was also a large Korean migration taking place, immigrants would open kwons in areas where the Korea Taekwondo Association had toured they tended to go over well.
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