FC Porto the 1955–56 Primeira Divisão on head-to-head advantage over runners-up Benfica. Later that season, Porto beat Torreense to win its first Taça de Portugal and achieve its first double. As the Portuguese league winner, Porto made its debut in European competitions by qualifying for the 1956–57 European Cup. The club's first participation was short-lived, ending in the preliminary round with two defeats against Spanish champions Athletic Bilbao. A year later, Porto lifted its second Taça de Portugal by beating Benfica 1–0 in the final. The two clubs met again in the following season's final, but this time Benfica took the trophy
2002–03 S.L. Benfica season Setúbal on 5 October, dropping two points in a 1–1 draw, due to a "childish error, or better yet, a lack of sharpness of the back-four", in the words of Ricardo Tavares from "Record". On 20 October, Benfica met Porto in Estádio das Antas for the "Clássico". It was an intense match, with 3 ejections and 73 fouls. Porto won 2–1 because to António Tadeira, they "reacted better to playing outnumbered, while Benfica lost their focus when Paulo Costa sent off Éder and then Miguel". Six days later, for the final game of the month, Benfica played Académica at home.