 The medialuna, at this time, has a radius of 20 to 25 meters.During the government of General Carlos Ibáñez del Campo, in 1927, a law was passed regulating the "cattle runs", placing the Chilean rodeo under the supervision of the Chilean army.Rodeo became, by law, a national sport on January 10, 1962 by decree Nº269 of the National Council of Sports and the Chilean Olympic Committee.