High Quality Content by WIKIPEDIA articles! Moo Duk Kwan is split into two groups. One is Soo Bahk Do, formerly Tang Soo Do, and earlier Hwa Soo Do. The other is Taekwondo Moo Duk Kwan. Soo Bahk Do was founded by Grand Master Hwang Kee, November 9, 1945. Moo Duk Kwan Taekwondo merged together with eight other Kwans to form Taekwondo.