Question: who invented brazilian jiu jitsu?
Answer: Brazilian Jiu-Jitsu was first developed and modified in the 1920s by Brazilian brothers Carlos, Oswaldo, Gastão jr, George and Hélio Gracie after Carlos Gracie was taught traditional Kodokan Judo by a travelling Japanese judoka (Mitsuyo Maeda) in 1917, later going on to develop their own self defense system named ...