1978 FIFA World Cup Netherlands and Brazil were the gold, silver and bronze medalists, respectively. Iran and Tunisia made their first appearances in the tournament. This was also the last World Cup tournament to use the original inclusion of 16 teams. Since the first World Cup in 1930, only 15 teams (plus the host, who automatically qualified) had been allowed to qualify (the reigning title holders also received automatic qualification from 1934 through 2002); but for the next World Cup, in Spain, FIFA expanded that tournament to 24 teams. The official match ball was the Adidas Tango. Argentina was chosen as the host nation
1978 FIFA World Cup knockout stage The top two placed teams from each of the two groups of the second round qualified for the knockout stage. <section begin=TPP /><section end=TPP /> 1978 FIFA World Cup knockout stage The knockout stage of 1978 FIFA World Cup was a single-elimination tournament involving the four teams that qualified from the second group stage of the tournament. There were two matches: a third place play-off contested by the group runners-up, and the final to decide the champions, contested by the group winners. The knockout stage began with the third place play-off on 24 June and ended with the final on