During the mid-19th century, were common to the death duels between gauchos and mestizos afroargentinos. Turks, gauchos, Arabs, Mongols and Georgians displayed their distinctive horses and colorful costumes. The Gauchos also lived in Argentina and Uruguay. The group known as gauchos developed from those men who worked on the ranches. He soon becomes embroiled in adventures with the Uruguayan gauchos and romances with local women. The troops it used in Uruguay were mostly armed contingents of gauchos and National Guard. The majority of Gauchos were illiterate and considered as countrymen. The national sport is "pato", an equestrian game that was popular among gauchos. Prominent sports in Santa Barbara include the UC Santa Barbara Gauchos. "Gauchos" used "boleadoras" to capture running cattle or game. His role as Quarterback continued with both the Saddleback Gauchos and Cal State Hayward Pioneers. He played college basketball for the UC Santa Barbara Gauchos. Lavalle's rule ended when he was defeated by a militia of "gauchos" led by Rosas. Among the gauchos, many continued to wear the knife, though mostly as a tool. In high school, he played for the renowned AAU team the New York Gauchos.