 He then received the notable honour of controlling the Final, on 30 July 1930 at the Estadio Centenario in Montevideo.The home country Uruguay met Argentina, and feelings were running high even before the match; the "big, tough, ruthless centre half" "Argentinian Luis Monti received a death threat" and the referee "demanded a quick escape route plan to get back to his ship".It was Langenus who defused another potentially serious diplomatic issue when he suggested that, instead of choosing a match ball from either the hosts or the challengers (which was being hotly contested before the event), they use one ball in the first half of the Final, and switch to the other team's ball in the second half.